Teravail Protection Tube - 20 x 1.25 - 1.9 35mm Schrader Valve Model=BB30 Thread Together Bottom Bracket Works with all single double

Works with all single double and triple road or mountain cranksets

Specially designed to create friction and reduce slippage between clamped carbon fiber surfaces eliminating the need to over tighten clamps to achieve secure connections

Fits Brand Ridley

Hub bearing press kit that fits nearly every model of cartridge bearing and hub

}Surly New Stainless Seatpost Clamp 33

Teravail Protection Tube - 20 x 1.25 - 1.9 35mm Schrader Valve Model=BB30 Thread Together Bottom Bracket Works with all single doubleTeravail Protection Tube 20 x 1. 25 1. 9 35mm Schrader Valve. Teravail's Thorn Resistant tubes feature 4mm thick butyl rubber in the tread area tapering to 2mm sidewalls. 4. 0mm wall thickness TECH SPECS Flat Protection Thorn Resistant ISO Diameter 406 20" BMX ISO Width (mm) 32 ISO Width (mm) 33 ISO Width (mm) 34 ISO Width (mm) 35 ISO Width (mm) 36 ISO Width (mm) 37 ISO Width (mm) 38 ISO Width (mm) 39 ISO Width (mm) 40 ISO Width (mm) 41 ISO Width (mm)