Rennen Aluminum Cassette Cog Gear Size:18T The Promax P-1 V-Brake-Pro-108mm at

The Promax P-1 V-Brake-Pro-108mm at J&R Bicycles is made from lightweight and durable materials to deliver superior braking performance without added bulk

SIZE : Expert (20 x 1")

stitched logo

Tioga Fastr React Black Label Tire-Folding starts with the same CYLEX 120 TPI casing found on S-Spec tires and adds AvntGUARD

MATERIAL:  100% 4Q Baked heat treated chromoly

Rennen Aluminum Cassette Cog Gear Size:18T The Promax P-1 V-Brake-Pro-108mm atRennen Aluminum Cassette Cog are manufactured with 7075 T6 Aluminum, stronger than the industry usual of 6061 Aluminum. Measuring in at only 3 16" so it won't rub your hubs, Rennen Cogs are also the one of the lightest cogs on the market, with the 16T coming in at only 17 grams! Available in a wide range of sizes for various speeds, Rennen Cogs are also Shimano Spline compatible and will work with 8 & 9 speed chains. WEIGHT 13T: 0. 35oz 10g 14T: 0.