29x2.1 SE Racing Speedster BMX Tire - Gray w/ Black Sidewall 1.85 It has a 7/8" top

It has a 7/8" top and will fit some newer BMX bikes

This is a 24" wheelset (one front and one rear) built with blue anodized A-7X single wall rims and blue anodized alloy high flange sealed bearing hubs with Jelly Bean cut-outs on the flanges and 3/8 axles front & rear

S&M Slam Bars are constructed of 4130 chromoly

2mm bore stems

with a smooth continuous centerline tread that rolls super-fast and super grippy micro-knurling across the side treads

29x2.1 SE Racing Speedster BMX Tire - Gray w/ Black Sidewall 1.85 It has a 7/8" topThe SE Racing Speedster BMX Tire is a collaboration between Vee Tire and SE Racing featuring Vee`s popular Speedster tread with a SE colorways. The tread pattern features a honeycomb center with densely packed and siped small knobs extending to the shoulder with a round overall profile. It uses a durable long life compound that is designed to be functional on all terrain types. Size: 29 x 2. 1 (ISO 622mm) Bead: Wire Pressure Rating: 50psi Color: Gray