Profile Spline Drive 19mm Kettenblatt / Sprocket 20T Black
-CNC machined from 7075 Aluminum in the USA!
-Requires no sprocket bolt. Instead, it has a hardened CrMo steel insert in that matches up to the 48 splines on the crank axle for pure, direct power transfer.
-Available for 19mm splined axles only.
18t & 20t with 3/32″ tooth width.
-Supplied with 19mm splined steel insert.
Weight: 20t: 65g
NOTE: Spline drive sprockets are not compatible with 2-piece cranks for Right Side Drive (not enough room for splines). Spline drive sprockets are compatible on Left Side Drive 2-piece cranks though.