Radio Pro BMX Race Fork Description: The Radio Pro BMX Race Fork is constructed from heat-treated 4130 chromoly and features a slim, tapered design creating a lightweight component that will hold up to the competition. Butted tubing reinforces its strength while the 1-1/8" steerer tube and integrated crown race provides compatibility for most race bikes. Features: Heat treated 4130 Chromoly, butted tubing 1-1/8" steerer tube 10mm slots 30mm offset Super slim, tapered, lightweight tubing Includes alloy top bolt Specifications: Size: 20" Dropouts: 10mm Steerer Tube Length: 170mm Offset: 30mm Compression Bolt: M24 x 1.5 Threaded (6mm Allen Wrench) Weight: 30.6 oz (Including Top Bolt)