The highly versatile Ortlieb Seatpost bag 4ltr has plenty of space for all of your riding essentials such as food, spares, tools, and other personal belongings. Simply attach the bag to your seatpost in one simple tool free manoeuvre and your good to hit the roads with your precious cargo safe and sound in the Ortlieb seatpost bag.
- Individually adjustable ratchet closure compatible with seat post diameters from 25.4 mm to 34.9 mm (not suitable for carbon fibre posts)
- 2 integrated mesh pockets and elastic top strap for fixing additional equipment
- 3M Scotchlite reflector
- Fixing for rear light
- Volume: 4ltr
- Weight: 367
- Material: PS 36C / PS 21R