Paul Component Engineering Thumbies Right-Only Shifter Mount Shimano 31.8mm BLK Model=Firestarter Carbon Fork Gutter Seal Technology™ drastically improves

Gutter Seal Technology™ drastically improves sealing against the elements

Center mounted low profile hydration system adapts to a wide variety of aerobar positions

25 TPI 150 Tire Bead Folding Tire Diameter 27

Alloy MTB cyclocross and gravel bike wheelset with the same FSA reliability and high performance technology

Paul Component Engineering Thumbies Right-Only Shifter Mount Shimano 31.8mm BLK Model=Firestarter Carbon Fork Gutter Seal Technology™ drastically improvesPaul Component Engineering Thumbies Right Only Shifter Mount Shimano 31. 8mm Black. Paul Components Thumbies turn bar end shifters into flat bar shifters. Thumbies have a hinged clamp for an easy installation They have a shifter mounting boss that fits Shimano bar end shifters and most Shimano downtube shifters Machined in the USA of 6061 aluminum