{"id":76787,"date":"2026-09-03T15:19:05","date_gmt":"2026-09-03T13:19:05","guid":{"rendered":"https:\/\/www.ciclobottegabikeshop.com\/?post_type=product&#038;p=76787"},"modified":"2026-09-03T15:28:03","modified_gmt":"2026-09-03T13:28:03","slug":"ulac-radtail-gt-5-8-litres-saddle-bag-onyx-black","status":"publish","type":"product","link":"https:\/\/www.ciclobottegabikeshop.com\/en\/shop\/ulac-radtail-gt-5-8-litres-saddle-bag-onyx-black\/","title":{"rendered":"ULAC Radtail GT 5.8 Litres Saddle Bag - Onyx Black"},"content":{"rendered":"<h1>ULAC Radtail GT 5.8 Litres Saddle Bag - Onyx Black<\/h1>\n<p data-path-to-node=\"10\">The <b data-path-to-node=\"10\" data-index-in-node=\"4\">ULAC Radtail GT 5.8 Litres<\/b> in <b data-path-to-node=\"10\" data-index-in-node=\"34\">Onyx Black<\/b> is a spacious, water-resistant, and versatile saddle bag designed for bikepacking, touring, and long gravel or road rides. Featuring an expandable <i data-path-to-node=\"10\" data-index-in-node=\"192\">roll-top<\/i> closure and a stabilized three-point attachment system, it delivers generous storage capacity without annoying swaying while pedaling.<\/p>\n<p data-path-to-node=\"11\">Crafted from high-durability water-resistant fabric, it ensures full protection for your gear in any weather condition.<\/p>\n<ul data-path-to-node=\"12\">\n<li>\n<p data-path-to-node=\"12,0,0\"><b data-path-to-node=\"12,0,0\" data-index-in-node=\"0\">Capacity:<\/b> 5.8 Litres<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"12,1,0\"><b data-path-to-node=\"12,1,0\" data-index-in-node=\"0\">Color:<\/b> Onyx Black<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"12,2,0\"><b data-path-to-node=\"12,2,0\" data-index-in-node=\"0\">Closure:<\/b> Expandable Roll-Top<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"12,3,0\"><b data-path-to-node=\"12,3,0\" data-index-in-node=\"0\">Attachment:<\/b> Reinforced three-point straps (seatpost and saddle rails)<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"12,4,0\"><b data-path-to-node=\"12,4,0\" data-index-in-node=\"0\">Water Resistance:<\/b> Water-repellent and heavy-duty fabric<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"12,5,0\"><b data-path-to-node=\"12,5,0\" data-index-in-node=\"0\">Extras:<\/b> Top bungee cord for external gear and rear light attachment loop<\/p>\n<\/li>\n<\/ul>\n<hr \/>\n<h2 data-path-to-node=\"14\">FULL DESCRIPTION<\/h2>\n<h3 data-path-to-node=\"15\">ULAC Radtail GT 5.8L Saddle Bag Onyx Black: Capacity and Stability for Your Bikepacking Adventures<\/h3>\n<p data-path-to-node=\"16\">Engineered for riders who love pushing boundaries on bike trips, the <b data-path-to-node=\"16\" data-index-in-node=\"69\">ULAC Radtail GT 5.8L<\/b> saddle bag in <b data-path-to-node=\"16\" data-index-in-node=\"104\">Onyx Black<\/b> blends sleek minimalist styling, practicality, and maximum functionality. With a max volume of 5.8 litres, it is the ideal companion for carrying spare clothing, tools, accessories, and spare parts without needing bulky panniers or racks.<\/p>\n<p data-path-to-node=\"17\">The main compartment features a highly convenient <b data-path-to-node=\"17\" data-index-in-node=\"50\">roll-top closure<\/b>, allowing you to adjust the internal volume based on your load and preventing gear from shifting around inside. The integrated harness system utilizes high-tensile webbing straps with heavy-duty buckles that anchor securely to both the seatpost and saddle rails, minimizing side-to-side sway even on rough terrain or out-of-the-saddle efforts.<\/p>\n<h4 data-path-to-node=\"18\">Key Features:<\/h4>\n<ul data-path-to-node=\"19\">\n<li>\n<p data-path-to-node=\"19,0,0\"><b data-path-to-node=\"19,0,0\" data-index-in-node=\"0\">Adjustable Roll-Top Design:<\/b> Easily optimizes bag volume to fit your exact load.<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"19,1,0\"><b data-path-to-node=\"19,1,0\" data-index-in-node=\"0\">Water-Resistant Construction:<\/b> Tough, water-repellent fabric shields your contents from rain, mud, and road spray.<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"19,2,0\"><b data-path-to-node=\"19,2,0\" data-index-in-node=\"0\">Anti-Sway System:<\/b> Stable anchoring prevents lateral movement while riding.<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"19,3,0\"><b data-path-to-node=\"19,3,0\" data-index-in-node=\"0\">External Bungee Webbing:<\/b> Convenient top elastic cord to quickly lash down a jacket, rain shell, or light accessories.<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"19,4,0\"><b data-path-to-node=\"19,4,0\" data-index-in-node=\"0\">Night Safety:<\/b> Reflective elements and a dedicated rear loop for clipping a LED tail light.<\/p>\n<\/li>\n<\/ul>\n<hr \/>\n<h3 data-path-to-node=\"21\">COMPATIBILITY<\/h3>\n<ul data-path-to-node=\"22\">\n<li>\n<p data-path-to-node=\"22,0,0\"><b data-path-to-node=\"22,0,0\" data-index-in-node=\"0\">Bicycles:<\/b> Compatible with Gravel, Road, MTB, Touring, and Urban bikes.<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"22,1,0\"><b data-path-to-node=\"22,1,0\" data-index-in-node=\"0\">Seatpost:<\/b> Suitable for both standard round and aero seatposts (alloy or carbon fiber).<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"22,2,0\"><b data-path-to-node=\"22,2,0\" data-index-in-node=\"0\">Saddle:<\/b> Compatible with most standard dual-rail saddles.<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"22,3,0\"><b data-path-to-node=\"22,3,0\" data-index-in-node=\"0\">Clearance:<\/b> Requires sufficient vertical clearance between the saddle rails and the rear tire to avoid rubbing when fully loaded.<\/p>\n<\/li>\n<\/ul>\n<hr \/>\n<h3 data-path-to-node=\"24\">TECHNICAL SPECIFICATIONS<\/h3>\n<table data-path-to-node=\"25\">\n<thead>\n<tr>\n<td><strong>Feature<\/strong><\/td>\n<td><strong>Detail<\/strong><\/td>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><span data-path-to-node=\"25,1,0,0\"><b data-path-to-node=\"25,1,0,0\" data-index-in-node=\"0\">Manufacturer<\/b><\/span><\/td>\n<td><span data-path-to-node=\"25,1,1,0\">ULAC<\/span><\/td>\n<\/tr>\n<tr>\n<td><span data-path-to-node=\"25,2,0,0\"><b data-path-to-node=\"25,2,0,0\" data-index-in-node=\"0\">Model<\/b><\/span><\/td>\n<td><span data-path-to-node=\"25,2,1,0\">Radtail GT<\/span><\/td>\n<\/tr>\n<tr>\n<td><span data-path-to-node=\"25,3,0,0\"><b data-path-to-node=\"25,3,0,0\" data-index-in-node=\"0\">Color<\/b><\/span><\/td>\n<td><span data-path-to-node=\"25,3,1,0\">Onyx Black<\/span><\/td>\n<\/tr>\n<tr>\n<td><span data-path-to-node=\"25,4,0,0\"><b data-path-to-node=\"25,4,0,0\" data-index-in-node=\"0\">Capacity<\/b><\/span><\/td>\n<td><span data-path-to-node=\"25,4,1,0\">5.8 Litres<\/span><\/td>\n<\/tr>\n<tr>\n<td><span data-path-to-node=\"25,5,0,0\"><b data-path-to-node=\"25,5,0,0\" data-index-in-node=\"0\">Mounting Position<\/b><\/span><\/td>\n<td><span data-path-to-node=\"25,5,1,0\">Saddle \/ Seatpack<\/span><\/td>\n<\/tr>\n<tr>\n<td><span data-path-to-node=\"25,6,0,0\"><b data-path-to-node=\"25,6,0,0\" data-index-in-node=\"0\">Closure Type<\/b><\/span><\/td>\n<td><span data-path-to-node=\"25,6,1,0\">Roll-Top<\/span><\/td>\n<\/tr>\n<tr>\n<td><span data-path-to-node=\"25,7,0,0\"><b data-path-to-node=\"25,7,0,0\" data-index-in-node=\"0\">Material<\/b><\/span><\/td>\n<td><span data-path-to-node=\"25,7,1,0\">Heavy-duty water-repellent fabric<\/span><\/td>\n<\/tr>\n<tr>\n<td><span data-path-to-node=\"25,8,0,0\"><b data-path-to-node=\"25,8,0,0\" data-index-in-node=\"0\">Attachment<\/b><\/span><\/td>\n<td><span data-path-to-node=\"25,8,1,0\">Reinforced hook-and-loop straps + saddle rail buckles<\/span><\/td>\n<\/tr>\n<tr>\n<td><span data-path-to-node=\"25,9,0,0\"><b data-path-to-node=\"25,9,0,0\" data-index-in-node=\"0\">Dimensions<\/b><\/span><\/td>\n<td><span data-path-to-node=\"25,9,1,0\">Adjustable based on roll-top closure<\/span><\/td>\n<\/tr>\n<tr>\n<td><span data-path-to-node=\"25,10,0,0\"><b data-path-to-node=\"25,10,0,0\" data-index-in-node=\"0\">Reflective Details<\/b><\/span><\/td>\n<td><span data-path-to-node=\"25,10,1,0\">Yes + rear LED light loop<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<hr \/>\n<h3 data-path-to-node=\"27\">FREQUENTLY ASKED QUESTIONS (FAQ)<\/h3>\n<p data-path-to-node=\"28\"><b data-path-to-node=\"28\" data-index-in-node=\"0\">Q: Does the bag sway side-to-side while pedaling?<\/b><\/p>\n<p data-path-to-node=\"29\">A: No, the ULAC Radtail GT features a well-tensioned three-point mounting system engineered to minimize lateral movement, ensuring high stability even on unpaved gravel trails.<\/p>\n<p data-path-to-node=\"30\"><b data-path-to-node=\"30\" data-index-in-node=\"0\">Q: Is it completely waterproof?<\/b><\/p>\n<p data-path-to-node=\"31\">A: The bag is constructed with highly water-repellent materials and a roll-top closure that effectively protects against rain and road spray. For prolonged heavy downpours, packing delicate electronics or clothes in internal dry sacks is recommended.<\/p>\n<p data-path-to-node=\"32\"><b data-path-to-node=\"32\" data-index-in-node=\"0\">Q: Can I attach a rear light to the bag?<\/b><\/p>\n<p data-path-to-node=\"33\">A: Yes, there is a reinforced webbing loop on the back of the bag specifically designed for clipping standard safety LED lights.<\/p>\n","protected":false},"excerpt":{"rendered":"<h2>ULAC Radtail GT 5.8 Litres Saddle Bag - Onyx Black<\/h2>\n<p data-path-to-node=\"10\">The <b data-path-to-node=\"10\" data-index-in-node=\"4\">ULAC Radtail GT 5.8 Litres<\/b> in <b data-path-to-node=\"10\" data-index-in-node=\"34\">Onyx Black<\/b> is a spacious, water-resistant, and versatile saddle bag designed for bikepacking, touring, and long gravel or road rides. Featuring an expandable <i data-path-to-node=\"10\" data-index-in-node=\"192\">roll-top<\/i> closure and a stabilized three-point attachment system, it delivers generous storage capacity without annoying swaying while pedaling.<\/p>\n<p data-path-to-node=\"11\">Crafted from high-durability water-resistant fabric, it ensures full protection for your gear in any weather condition.<\/p>\n<ul data-path-to-node=\"12\">\n<li>\n<p data-path-to-node=\"12,0,0\"><b data-path-to-node=\"12,0,0\" data-index-in-node=\"0\">Capacity:<\/b> 5.8 Litres<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"12,1,0\"><b data-path-to-node=\"12,1,0\" data-index-in-node=\"0\">Color:<\/b> Onyx Black<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"12,2,0\"><b data-path-to-node=\"12,2,0\" data-index-in-node=\"0\">Closure:<\/b> Expandable Roll-Top<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"12,3,0\"><b data-path-to-node=\"12,3,0\" data-index-in-node=\"0\">Attachment:<\/b> Reinforced three-point straps (seatpost and saddle rails)<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"12,4,0\"><b data-path-to-node=\"12,4,0\" data-index-in-node=\"0\">Water Resistance:<\/b> Water-repellent and heavy-duty fabric<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"12,5,0\"><b data-path-to-node=\"12,5,0\" data-index-in-node=\"0\">Extras:<\/b> Top bungee cord for external gear and rear light attachment loop<\/p>\n<\/li>\n<\/ul>\n","protected":false},"featured_media":76789,"comment_status":"closed","ping_status":"closed","template":"","meta":{"ocean_front_end_style_editor":"no","ocean_post_layout":"","ocean_both_sidebars_style":"","ocean_both_sidebars_content_width":0,"ocean_both_sidebars_sidebars_width":0,"ocean_sidebar":"0","ocean_second_sidebar":"0","ocean_disable_margins":"enable","ocean_add_body_class":"","ocean_shortcode_before_top_bar":"","ocean_shortcode_after_top_bar":"","ocean_shortcode_before_header":"","ocean_shortcode_after_header":"","ocean_has_shortcode":"","ocean_shortcode_after_title":"","ocean_shortcode_before_footer_widgets":"","ocean_shortcode_after_footer_widgets":"","ocean_shortcode_before_footer_bottom":"","ocean_shortcode_after_footer_bottom":"","ocean_display_top_bar":"default","ocean_display_header":"default","ocean_header_style":"","ocean_center_header_left_menu":"0","ocean_custom_header_template":"0","ocean_custom_logo":0,"ocean_custom_retina_logo":0,"ocean_custom_logo_max_width":0,"ocean_custom_logo_tablet_max_width":0,"ocean_custom_logo_mobile_max_width":0,"ocean_custom_logo_max_height":0,"ocean_custom_logo_tablet_max_height":0,"ocean_custom_logo_mobile_max_height":0,"ocean_header_custom_menu":"0","ocean_menu_typo_font_family":"0","ocean_menu_typo_font_subset":"","ocean_menu_typo_font_size":0,"ocean_menu_typo_font_size_tablet":0,"ocean_menu_typo_font_size_mobile":0,"ocean_menu_typo_font_size_unit":"px","ocean_menu_typo_font_weight":"","ocean_menu_typo_font_weight_tablet":"","ocean_menu_typo_font_weight_mobile":"","ocean_menu_typo_transform":"","ocean_menu_typo_transform_tablet":"","ocean_menu_typo_transform_mobile":"","ocean_menu_typo_line_height":0,"ocean_menu_typo_line_height_tablet":0,"ocean_menu_typo_line_height_mobile":0,"ocean_menu_typo_line_height_unit":"","ocean_menu_typo_spacing":0,"ocean_menu_typo_spacing_tablet":0,"ocean_menu_typo_spacing_mobile":0,"ocean_menu_typo_spacing_unit":"","ocean_menu_link_color":"","ocean_menu_link_color_hover":"","ocean_menu_link_color_active":"","ocean_menu_link_background":"","ocean_menu_link_hover_background":"","ocean_menu_link_active_background":"","ocean_menu_social_links_bg":"","ocean_menu_social_hover_links_bg":"","ocean_menu_social_links_color":"","ocean_menu_social_hover_links_color":"","ocean_disable_title":"default","ocean_disable_heading":"default","ocean_post_title":"","ocean_post_subheading":"","ocean_post_title_style":"","ocean_post_title_background_color":"","ocean_post_title_background":0,"ocean_post_title_bg_image_position":"","ocean_post_title_bg_image_attachment":"","ocean_post_title_bg_image_repeat":"","ocean_post_title_bg_image_size":"","ocean_post_title_height":0,"ocean_post_title_bg_overlay":0.5,"ocean_post_title_bg_overlay_color":"","ocean_disable_breadcrumbs":"default","ocean_breadcrumbs_color":"","ocean_breadcrumbs_separator_color":"","ocean_breadcrumbs_links_color":"","ocean_breadcrumbs_links_hover_color":"","ocean_display_footer_widgets":"default","ocean_display_footer_bottom":"default","ocean_custom_footer_template":"0"},"pwb-brand":[5576],"product_brand":[],"product_cat":[405],"product_tag":[5192,3309,14632,14633,14631],"class_list":["post-76787","product","type-product","status-publish","has-post-thumbnail","pwb-brand-ulac-en","product_cat-bikepacking-and-cycling-backpacks","product_tag-bikepacking-en-2","product_tag-gravel-en","product_tag-radtail-gt","product_tag-roll-top","product_tag-ulac","entry","has-media","first","instock","sale","taxable","shipping-taxable","purchasable","product-type-simple","has-product-nav","col","span_1_of_3","owp-content-center","owp-thumbs-layout-horizontal","owp-btn-normal","owp-tabs-layout-horizontal"],"brands":[{"id":5576,"name":"Ulac","slug":"ulac-en"}],"_links":{"self":[{"href":"https:\/\/www.ciclobottegabikeshop.com\/en\/wp-json\/wp\/v2\/product\/76787","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.ciclobottegabikeshop.com\/en\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/www.ciclobottegabikeshop.com\/en\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/www.ciclobottegabikeshop.com\/en\/wp-json\/wp\/v2\/comments?post=76787"}],"version-history":[{"count":1,"href":"https:\/\/www.ciclobottegabikeshop.com\/en\/wp-json\/wp\/v2\/product\/76787\/revisions"}],"predecessor-version":[{"id":76797,"href":"https:\/\/www.ciclobottegabikeshop.com\/en\/wp-json\/wp\/v2\/product\/76787\/revisions\/76797"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.ciclobottegabikeshop.com\/en\/wp-json\/wp\/v2\/media\/76789"}],"wp:attachment":[{"href":"https:\/\/www.ciclobottegabikeshop.com\/en\/wp-json\/wp\/v2\/media?parent=76787"}],"wp:term":[{"taxonomy":"pwb-brand","embeddable":true,"href":"https:\/\/www.ciclobottegabikeshop.com\/en\/wp-json\/wp\/v2\/pwb-brand?post=76787"},{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/www.ciclobottegabikeshop.com\/en\/wp-json\/wp\/v2\/product_brand?post=76787"},{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