Jack Pack Ćwiartka 2.0 Quarter Frame Bag – 1.5L Cordura 1000D Bike Frame Bag, Black

For cyclists who demand efficiency without extra bulk, the Jack Pack Ćwiartka 2.0 Quarter Frame Bag fits neatly into the main triangle of your bike frame. Whether you're a daily commuter weaving through city traffic or a weekend gravel rider exploring new trails, this compact bag keeps your essentials within easy reach while maintaining a sleek, aerodynamic profile. Made in Poland with premium materials, it’s built to withstand the rigors of the road.

Key specifications

• Bag Type: Frame Bag (Quarter Frame)
• Capacity: 1.5 L
• Material: Cordura 1000D (high-abrasion resistant)
• Lining: Waterproof Nylon
• Water Resistance: Water-resistant with YKK AquaGuard waterproof zipper
• Closure: Zipper
• Attachment: Hook-and-Loop (Velcro) straps – 3 attachment points
• Compartments: 1 main compartment with internal key clip
• External Features: Reflective Jack Pack logo for low-light visibility
• Compatibility: Universal fit for most bike frames
• Manufacturing: Handmade in Poland
• Colour: Black

Why choose it

The Ćwiartka 2.0 is crafted from Cordura 1000D, a fabric renowned for its exceptional durability and resistance to tears and abrasions. The waterproof nylon lining and YKK AquaGuard zipper ensure your belongings stay dry even in sudden downpours. Its slim, aerodynamic design minimises drag, while the reflective logo enhances your visibility to motorists during dusk or dawn rides. Each bag is handcrafted in Poland, reflecting meticulous attention to detail and quality.

Ideal use cases

• Commuting: Keep your phone, keys, and wallet secure and accessible during daily rides.
• Gravel and adventure cycling: Carry tools, snacks, and a spare tube without adding bulk.
• Touring: Use as a supplementary bag for items you need on the go.
• Casual riding: Perfect for short trips where a backpack is unnecessary.

Good to know

The bag attaches securely with three hook-and-loop straps, ensuring a stable fit on most frame geometries. Its quarter-frame design leaves room for water bottle cages and other accessories. The internal key clip prevents small items from getting lost. For best results, measure your frame triangle before purchase to confirm compatibility.