ULAC Radtail GT Max 16L Seat Bag – Black
54,95€
ULAC Radtail GT Max 16L Seat Bag – Black
Maximize your carrying capacity on bikepacking adventures, cycle touring trips, or long weekend rides with the ULAC Radtail GT Max large-capacity 16L seat bag in Black—yours for just €54.95. Built to withstand demanding conditions on both tarmac and gravel, the Radtail GT Max delivers generous internal volume at a lightweight 470 grams. The adjustable roll-top closure allows you to tailor the bag's length up to 700 mm according to your load, providing exceptional stability while keeping your gear dry and protected with its waterproof nylon and polyester construction.
Maxi 16L Capacity: Generous space for sleeping bags, spare clothing, and long-haul travel gear
Optimized Dimensions: Maximum length of 700 mm with a sleek profile (200 x 130 mm) to prevent leg interference while pedaling
Lightweight & Waterproof: Built from high-strength waterproof nylon and polyester, weighing just 470 g
Adjustable Roll-Top Closure: Cinch down excess volume to eliminate sway while riding
Multi-Point Stabilized Attachment System: Heavy-duty straps and secure buckles ensure a rock-solid anchor to the seatpost and saddle rails
External Bungee Cord & Reflective Details: Top bungee cord for quick storage of a rain jacket, plus reflective accents for night visibility
3 in stock
Description
ULAC Radtail GT Max 16L Seat Bag – Black
Maximize your carrying capacity on bikepacking adventures, cycle touring trips, or long weekend rides with the ULAC Radtail GT Max large-capacity 16L seat bag in Black—yours for just €54.95. Built to withstand demanding conditions on both tarmac and gravel, the Radtail GT Max delivers generous internal volume at a lightweight 470 grams. The adjustable roll-top closure allows you to tailor the bag's length up to 700 mm according to your load, providing exceptional stability while keeping your gear dry and protected with its waterproof nylon and polyester construction.
Maxi 16L Capacity: Generous space for sleeping bags, spare clothing, and long-haul travel gear
Optimized Dimensions: Maximum length of 700 mm with a sleek profile (200 x 130 mm) to prevent leg interference while pedaling
Lightweight & Waterproof: Built from high-strength waterproof nylon and polyester, weighing just 470 g
Adjustable Roll-Top Closure: Cinch down excess volume to eliminate sway while riding
Multi-Point Stabilized Attachment System: Heavy-duty straps and secure buckles ensure a rock-solid anchor to the seatpost and saddle rails
External Bungee Cord & Reflective Details: Top bungee cord for quick storage of a rain jacket, plus reflective accents for night visibility
📖 DETAILED DESCRIPTION
The ULAC Radtail GT Max 16L seat bag is the ultimate choice for cyclists seeking maximum carrying capacity while maintaining a sleek, aerodynamic, and well-balanced setup on their gravel, road, or mountain bike.
Modular Volume and Anti-Sway Design
Featuring a smart roll-top closure that extends up to 700 mm, the bag adapts seamlessly to both bulky multi-day tour loads and compact single-day setups. Side compression straps combined with the 200 x 130 mm tapered profile keep the structure rigid, drastically reducing the tail-wagging effect common with large-format saddle bags during hard efforts or out-of-the-saddle climbing.
Waterproof Fabric and Functional Features
Crafted from a blend of waterproof nylon and polyester, this bag provides high-level protection against heavy rain, mud, and rear-wheel spray. Tipping the scales at a lightweight 470 g, it installs in seconds on any standard seatpost via a durable rubberized strap that protects your frame's finish. The top bungee system lets you stow extra layers on the fly, while the dedicated rear slot allows for quick LED light attachment.
📊 TECHNICAL SPECIFICATIONS TABLE
| Feature | Product Specifications |
| Brand | ULAC |
| Model | Radtail GT Max |
| Capacity | 16 Liters (Adjustable) |
| Color | Black |
| Dimensions | 700 mm (max) x 200 mm x 130 mm |
| Weight | 470 g / 1.036 lbs (bag only) |
| Main Material | Waterproof Nylon + Polyester |
| Mounting System | High-tenancy saddle rail & seatpost straps |
| Recommended Use | Bikepacking, Cycle Touring, Gravel, Long Distance |
❓ FREQUENTLY ASKED QUESTIONS (FAQ)
Q: How much does the empty bag weigh? A: The bag weighs just 470 grams (1.036 lbs), offering an impressive warmth-to-weight and strength-to-weight ratio for a 16-liter volume.
Q: Is the bag waterproof? A: Yes, the primary construction uses a combination of waterproof nylon and polyester, designed to protect your gear from heavy rain, mud, and wheel spray.
Q: What are the maximum overall dimensions? A: Fully unrolled, it measures 700 mm in length, with a width of 200 mm and a height of 130 mm. Roll down the top closure to shorten the length according to your payload.












