S&M Trackmark BMX Tire-Folding Tire Size:20x1.75" upper bearing cover and lower

upper bearing cover and lower race are CNC-machined from aluminum alloy while the cups are made from steel

Comfortable and durable Avian Components Tee

45°x45° bearings so it can be used and an Integrated headset too

BEAD: Kevlar

Backsweep: 7 degrees

S&M Trackmark BMX Tire-Folding Tire Size:20x1.75" upper bearing cover and lower20 x 1. 75Inflated Width: 1. 88 (47. 8mm) Inflated Diameter: 19. 625 (498. 5mm) Max Pressure: 110 psi Weight: 15 oz 20 x 1. 95 Inflated Width: 2. 1 (53mm) Inflated Diameter: 20. 0 (508mm) Max Pressure: 110 psi Weight: 17 oz 20 x 2. 1 Inflated Width: 2. 17 (55mm) Inflated Diameter: 20. 375 (mm) Max Pressure: 110 psi Weight: 19 oz 24 x 1. 75Inflated Width: 1. 92 (48. 7mm) Inflated Diameter: 23. 62 (600mm) Max Pressure: 110 psi Weight: 19 oz 24 x 2. 1