{"id":76855,"date":"2026-09-04T09:53:44","date_gmt":"2026-09-04T07:53:44","guid":{"rendered":"https:\/\/www.ciclobottegabikeshop.com\/?post_type=product&#038;p=76855"},"modified":"2026-09-04T10:02:39","modified_gmt":"2026-09-04T08:02:39","slug":"ulac-radtail-gt-pro-8-8l-bikepacking-seat-bag-onyx-black","status":"publish","type":"product","link":"https:\/\/www.ciclobottegabikeshop.com\/en\/shop\/ulac-radtail-gt-pro-8-8l-bikepacking-seat-bag-onyx-black\/","title":{"rendered":"ULAC Radtail GT Pro 8.8L Bikepacking Seat Bag \u2013 Onyx Black"},"content":{"rendered":"<h1>ULAC Radtail GT Pro 8.8L Bikepacking Seat Bag \u2013 Onyx Black<\/h1>\n<p data-path-to-node=\"9\">Generous capacity, wobble-free stability, and complete weather protection: discover the <b data-path-to-node=\"9\" data-index-in-node=\"88\">ULAC Radtail GT Pro 8.8L bikepacking saddle bag in Onyx Black<\/b>\u2014<b data-path-to-node=\"9\" data-index-in-node=\"150\">on special offer for \u20ac45.90<\/b> down from \u20ac51.95. Engineered for grand gravel adventures, cycle touring, and multi-day endurance rides, the Radtail GT Pro offers a substantial <b data-path-to-node=\"9\" data-index-in-node=\"322\">8.8-liter volume<\/b> with a roll-top closure that lets you expand or compress space based on your gear. The reinforced mounting system secures to the saddle rails and seatpost to eliminate side-to-side sway, even on the roughest off-road trails.<\/p>\n<ul data-path-to-node=\"11\">\n<li>\n<p data-path-to-node=\"11,0,0\"><b data-path-to-node=\"11,0,0\" data-index-in-node=\"0\">Expandable 8.8L Capacity:<\/b> Adjustable roll-top closure allows you to compress light loads or maximize space for spare clothing<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"11,1,0\"><b data-path-to-node=\"11,1,0\" data-index-in-node=\"0\">Anti-Sway Mounting System:<\/b> Heavy-duty reinforced straps and stable attachments counteract tail-wagging movement while pedaling<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"11,2,0\"><b data-path-to-node=\"11,2,0\" data-index-in-node=\"0\">Water-Resistant Ripstop Fabric:<\/b> Tear-resistant construction with a water-repellent finish shields contents from rain and road spray<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"11,3,0\"><b data-path-to-node=\"11,3,0\" data-index-in-node=\"0\">Rear Tail Light Attachment:<\/b> Integrated loop for mounting a safety LED light for night-riding visibility<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"11,4,0\"><b data-path-to-node=\"11,4,0\" data-index-in-node=\"0\">Sleek Onyx Black Design:<\/b> Clean, subtle dark finish that seamlessly matches any road, gravel, or mountain bike frame<\/p>\n<\/li>\n<\/ul>\n<hr \/>\n<h3 data-path-to-node=\"13\">\ud83d\udcd6 DETAILED DESCRIPTION<\/h3>\n<p data-path-to-node=\"14\">The <b data-path-to-node=\"14\" data-index-in-node=\"4\">ULAC Radtail GT Pro 8.8L<\/b> is the ideal solution for riders seeking a spacious, lightweight, and versatile seat bag for self-supported adventures and bikepacking journeys.<\/p>\n<h4 data-path-to-node=\"16\"><b data-path-to-node=\"16\" data-index-in-node=\"0\">Adjustable Capacity &amp; Weather Defense<\/b><\/h4>\n<p data-path-to-node=\"17\">Thanks to its <b data-path-to-node=\"17\" data-index-in-node=\"14\">roll-top closure<\/b>, the Radtail GT Pro allows you to tailor the bag's volume to your exact load, preventing gear from shifting inside while riding. The water-repellent technical fabric keeps jackets, spare clothes, and repair kits protected against heavy rain, dust, and tire spray.<\/p>\n<h4 data-path-to-node=\"19\"><b data-path-to-node=\"19\" data-index-in-node=\"0\">Off-Road Stability &amp; Safety Features<\/b><\/h4>\n<p data-path-to-node=\"20\">The hallmark of the GT Pro series is its balanced load distribution: the heavy-duty strapping system firmly wraps around the seatpost and saddle rails, distributing weight evenly without interfering with your leg stroke. A reflective rear loop allows for quick attachment of a LED safety light for optimal road visibility.<\/p>\n<hr \/>\n<h3 data-path-to-node=\"22\">\ud83d\udce6 PACKAGE CONTENTS<\/h3>\n<ul data-path-to-node=\"23\">\n<li>\n<p data-path-to-node=\"23,0,0\">1x ULAC Radtail GT Pro 8.8L Bikepacking Saddle Bag (Onyx Black)<\/p>\n<\/li>\n<\/ul>\n<hr \/>\n<h3 data-path-to-node=\"25\">\ud83d\udcca TECHNICAL SPECIFICATIONS TABLE<\/h3>\n<table data-path-to-node=\"26\">\n<thead>\n<tr>\n<td><strong>Feature<\/strong><\/td>\n<td><strong>Product Specification<\/strong><\/td>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><span data-path-to-node=\"26,1,0,0\"><b data-path-to-node=\"26,1,0,0\" data-index-in-node=\"0\">Brand<\/b><\/span><\/td>\n<td><span data-path-to-node=\"26,1,1,0\">ULAC<\/span><\/td>\n<\/tr>\n<tr>\n<td><span data-path-to-node=\"26,2,0,0\"><b data-path-to-node=\"26,2,0,0\" data-index-in-node=\"0\">Model<\/b><\/span><\/td>\n<td><span data-path-to-node=\"26,2,1,0\">Radtail GT Pro<\/span><\/td>\n<\/tr>\n<tr>\n<td><span data-path-to-node=\"26,3,0,0\"><b data-path-to-node=\"26,3,0,0\" data-index-in-node=\"0\">Product Code \/ SKU<\/b><\/span><\/td>\n<td><span data-path-to-node=\"26,3,1,0\">ULPB6XXLON<\/span><\/td>\n<\/tr>\n<tr>\n<td><span data-path-to-node=\"26,4,0,0\"><b data-path-to-node=\"26,4,0,0\" data-index-in-node=\"0\">Distributor<\/b><\/span><\/td>\n<td><span data-path-to-node=\"26,4,1,0\">Ciclopromo<\/span><\/td>\n<\/tr>\n<tr>\n<td><span data-path-to-node=\"26,5,0,0\"><b data-path-to-node=\"26,5,0,0\" data-index-in-node=\"0\">Volume Capacity<\/b><\/span><\/td>\n<td><span data-path-to-node=\"26,5,1,0\">8.8 Liters<\/span><\/td>\n<\/tr>\n<tr>\n<td><span data-path-to-node=\"26,6,0,0\"><b data-path-to-node=\"26,6,0,0\" data-index-in-node=\"0\">Color<\/b><\/span><\/td>\n<td><span data-path-to-node=\"26,6,1,0\">Onyx Black<\/span><\/td>\n<\/tr>\n<tr>\n<td><span data-path-to-node=\"26,7,0,0\"><b data-path-to-node=\"26,7,0,0\" data-index-in-node=\"0\">Closure System<\/b><\/span><\/td>\n<td><span data-path-to-node=\"26,7,1,0\">Roll-Top (Buckle closure)<\/span><\/td>\n<\/tr>\n<tr>\n<td><span data-path-to-node=\"26,8,0,0\"><b data-path-to-node=\"26,8,0,0\" data-index-in-node=\"0\">Mounting<\/b><\/span><\/td>\n<td><span data-path-to-node=\"26,8,1,0\">Hook-and-loop straps for Seatpost and Saddle Rails<\/span><\/td>\n<\/tr>\n<tr>\n<td><span data-path-to-node=\"26,9,0,0\"><b data-path-to-node=\"26,9,0,0\" data-index-in-node=\"0\">Compatibility<\/b><\/span><\/td>\n<td><span data-path-to-node=\"26,9,1,0\">Standard Saddles &amp; Seatposts (Road, Gravel, MTB)<\/span><\/td>\n<\/tr>\n<tr>\n<td><span data-path-to-node=\"26,10,0,0\"><b data-path-to-node=\"26,10,0,0\" data-index-in-node=\"0\">Recommended Use<\/b><\/span><\/td>\n<td><span data-path-to-node=\"26,10,1,0\">Bikepacking, Cycle Touring, Gravel Adventures, Commuting<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<hr \/>\n<h3 data-path-to-node=\"28\">\u2753 FREQUENTLY ASKED QUESTIONS (FAQ)<\/h3>\n<blockquote data-path-to-node=\"29\">\n<p data-path-to-node=\"29,0\"><b data-path-to-node=\"29,0\" data-index-in-node=\"0\">Q: Is it compatible with carbon seatposts?<\/b><\/p>\n<p data-path-to-node=\"29,0\"><b data-path-to-node=\"29,0\" data-index-in-node=\"43\">R \/ A:<\/b> Yes, the mounting system utilizes soft, high-grip straps designed to prevent scratching, making it safe for installation on both aluminum and carbon seatposts (including aero profiles).<\/p>\n<\/blockquote>\n<blockquote data-path-to-node=\"31\">\n<p data-path-to-node=\"31,0\"><b data-path-to-node=\"31,0\" data-index-in-node=\"0\">Q: Is the bag completely waterproof?<\/b><\/p>\n<p data-path-to-node=\"31,0\"><b data-path-to-node=\"31,0\" data-index-in-node=\"37\">R \/ A:<\/b> The fabric and roll-top design offer exceptionally high water resistance against rain and road spray. For extreme downpours or submerged conditions, we always recommend packing sensitive electronics or delicate clothing inside an internal dry bag.<\/p>\n<\/blockquote>\n","protected":false},"excerpt":{"rendered":"<h2>ULAC Radtail GT Pro 8.8L Bikepacking Seat Bag \u2013 Onyx Black<\/h2>\n<p data-path-to-node=\"9\">Generous capacity, wobble-free stability, and complete weather protection: discover the <b data-path-to-node=\"9\" data-index-in-node=\"88\">ULAC Radtail GT Pro 8.8L bikepacking saddle bag in Onyx Black<\/b>\u2014<b data-path-to-node=\"9\" data-index-in-node=\"150\">on special offer for \u20ac45.90<\/b> down from \u20ac51.95. Engineered for grand gravel adventures, cycle touring, and multi-day endurance rides, the Radtail GT Pro offers a substantial <b data-path-to-node=\"9\" data-index-in-node=\"322\">8.8-liter volume<\/b> with a roll-top closure that lets you expand or compress space based on your gear. The reinforced mounting system secures to the saddle rails and seatpost to eliminate side-to-side sway, even on the roughest off-road trails.<\/p>\n<ul data-path-to-node=\"11\">\n<li>\n<p data-path-to-node=\"11,0,0\"><b data-path-to-node=\"11,0,0\" data-index-in-node=\"0\">Expandable 8.8L Capacity:<\/b> Adjustable roll-top closure allows you to compress light loads or maximize space for spare clothing<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"11,1,0\"><b data-path-to-node=\"11,1,0\" data-index-in-node=\"0\">Anti-Sway Mounting System:<\/b> Heavy-duty reinforced straps and stable attachments counteract tail-wagging movement while pedaling<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"11,2,0\"><b data-path-to-node=\"11,2,0\" data-index-in-node=\"0\">Water-Resistant Ripstop Fabric:<\/b> Tear-resistant construction with a water-repellent finish shields contents from rain and road spray<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"11,3,0\"><b data-path-to-node=\"11,3,0\" data-index-in-node=\"0\">Rear Tail Light Attachment:<\/b> Integrated loop for mounting a safety LED light for night-riding visibility<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"11,4,0\"><b data-path-to-node=\"11,4,0\" data-index-in-node=\"0\">Sleek Onyx Black Design:<\/b> Clean, subtle dark finish that seamlessly matches any road, gravel, or mountain bike frame<\/p>\n<\/li>\n<\/ul>\n","protected":false},"featured_media":76857,"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":[14323,14714,14715,14712,14713],"class_list":["post-76855","product","type-product","status-publish","has-post-thumbnail","pwb-brand-ulac-en","product_cat-bikepacking-and-cycling-backpacks","product_tag-cycling-accessories-ciclobottega-resana","product_tag-large-capacity-gravel-saddle-bag","product_tag-roll-top-bikepacking-seat-pack","product_tag-ulac-radtail-gt-pro-8-8l-seat-bag","product_tag-ulac-radtail-onyx-black-bikepacking-bag-ulpb6xxlon","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\/76855","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=76855"}],"version-history":[{"count":1,"href":"https:\/\/www.ciclobottegabikeshop.com\/en\/wp-json\/wp\/v2\/product\/76855\/revisions"}],"predecessor-version":[{"id":76865,"href":"https:\/\/www.ciclobottegabikeshop.com\/en\/wp-json\/wp\/v2\/product\/76855\/revisions\/76865"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.ciclobottegabikeshop.com\/en\/wp-json\/wp\/v2\/media\/76857"}],"wp:attachment":[{"href":"https:\/\/www.ciclobottegabikeshop.com\/en\/wp-json\/wp\/v2\/media?parent=76855"}],"wp:term":[{"taxonomy":"pwb-brand","embeddable":true,"href":"https:\/\/www.ciclobottegabikeshop.com\/en\/wp-json\/wp\/v2\/pwb-brand?post=76855"},{"t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