Problem Solvers Seatpost Clamp with Rack Mounts CL90 ISIS Drive bottom bracket cups

ISIS Drive bottom bracket cups including Truvativ® and Bontrager®

Material(s) 420HD nylon packcloth

Fits Torso 15" - 19" / 38

breathable cocoon perfect for solo adventures

zippered sleeping bag compartment

Problem Solvers Seatpost Clamp with Rack Mounts CL90 ISIS Drive bottom bracket cupsOur Seatpost Clamps with rack mounts provide a stable spot to mount your rear rack stays to on bikes without seatstay braze ons. Very handy. Also great for light mounts, a saddlebag stabilizer, or anything else you problem solving people tend to dream up. Unless youre thinking about towing a jet ski with it. Lets be reasonable. Tech Details Available in 31. 8 mm and 34. 9 mm diameters Alloy clamp Stainless steel bolt Threaded to accept standard M5