20x1.75 Tioga Power Block S-Spec Folding BMX tire - Black 8" It has a 10mm stack

It has a 10mm stack height and will fit 1- 1/8" forks and 7/8" bars

This cog is constructed of cold forged Cr-Mo steel and is heat-treated for durability

enough for two wheels

The Oury Pyramid BMX Grips feature precisely spaced rows of computer designed pyramids

The tread pattern is K-50 and inflation pressure is 40 psi

20x1.75 Tioga Power Block S-Spec Folding BMX tire - Black 8" It has a 10mm stackThe ultimate BMX racing tire, the PowerBlock is designed to efficiently transfer pedal power and other rider inputs into lateral motion. In short, you'll roll faster with less wasted energy. Power Blocks are precisely sized to balance traction with low rolling resistance, while a specially designed texture pattern, strategically applied to the sidewall, adds abrasion protection without sacrificing casing suppleness. The S Spec version utilizes Tioga's