RNC Titanium Universal Spline Adapter - 19mm, 22mm & 24mm Size:22mm 48T The half link design is

The half link design is great for dialing in rear end length

Road Bike & Trekking

recommended for: Flatland BMX

so installation is super easy w/ whatever tools you have around

Revolutionary Free Coaster hub using the patented WeThePeople Hybrid Internal System

RNC Titanium Universal Spline Adapter - 19mm, 22mm & 24mm Size:22mm 48T The half link design isRNC TITANIUM UNIVERSAL SPROCKETS ADAPTERS Material: 6AL 4V Aerospace Grade Titanium Sizes: 19mm 48t, 22mm 48T, 24mm 48T & 24mm 80T Weight: 19mm 12g 22mm 8g 24mm 6g Compatible w Profile Sabre, Madera Signet, Ares, Pegasus, RNC, Ruets, WeBicycles, FarEast, IGI & all other Spline Adapter Ready Sprockets MADE IN THE USA