Pirelli Cinturato Gravel H Classic 27.5x50 Black/Brown Tire MFPN=W4GC9BBBAEE2 The ATRA (Advanced Training Resistance

The ATRA (Advanced Training Resistance Aluminum) Speed Reducer has a machined aluminum bearing retainer for the best heat dissipation and strength

}Wheels Manufacturing BBright Press-Fit to SRAM GXP Bottom Bracket with ABEC-3 Bearings

These aluminum single speed cogs feature extra tall teeth for reliable chain retention when using chain tensioners

Factory Service Request

Pirelli Cinturato Gravel H Classic 27.5x50 Black/Brown Tire MFPN=W4GC9BBBAEE2 The ATRA (Advanced Training ResistancePirelli Cinturato Gravel H Tire 650b x 50 Tubeless Folding Classic Tan. The Cinturato Gravel H (Hard Terrain) is a gravel specific tire designed for compact terrain and the hardest surfaces. The tread features low tightly packed knobs and elevated ability to adapt to the terrain offering a large contact area and therefore excellent feel while riding. SpeedGRIP Compound adds features of mechanical resistance and chemical grip without compromising the