Profile No Boss Race 3-Piece BMX Cranks - RHD/LHD - 170mm - Chrome - USA Made Purple The Blueprint comes with an

The Blueprint comes with an integrated head tube for greater durability

The rear hub has a 2-piece driver with a 16t cog included

They are for use with 3/8" x 26tpi axles

Tires: Vee Rubber Crown Gem 27

Rim: Shadow Truss Rim

Profile No Boss Race 3-Piece BMX Cranks - RHD/LHD - 170mm - Chrome - USA Made Purple The Blueprint comes with anThe Profile Racing No Boss Race Cranks are exactly the same as Profile's Race Cranks, with the sole exception that they lack a boss to bolt a sprocket onto them. They require you to run a Spline Drive Sprocket or Spider. They can be used for left or right hand drive. These cranks are constructed of 4130 chromoly and feature 48 spline arms and a 5. 625" gun drilled hollow (GDH) 19mm CrMo spindle. Flush washers, sprocket bolt, and a crank installation