MADERA SIGNET UNIVERSAL GUARD SPROCKET 40.00 +10.00 Adapter Insert Add Adapter Insert?:A. 19mm Spline Drive+$10 Zoom CH-565

Zoom CH-565

TOP TUBE LENGTH20”

100% chromoly Grips

Compatible only with Pivotal-style seats

and on the off chance your frame requires a 48mm center spacer

MADERA SIGNET UNIVERSAL GUARD SPROCKET 40.00 +10.00 Adapter Insert Add Adapter Insert?:A. 19mm Spline Drive+$10 Zoom CH-565Description SIGNET UNIVERSAL GUARD SPROCKET CNC machined from 6061 aluminum Made in the USA by Profile Racing The Signet Guard is a unique universal sprocket. It uses an adapter insert to make the sprocket compatible with spline drive or bolt on style cranks. The adapter is available for 19mm, 22mm, & 24mm axle sizes. One sprocket fits all! A Universal Adapter Insert can be added when purchasing the guard sprocket(Recommended), purchased seperately,