Promax BMX RMV Front Rim 451mm 20" x 1-1/8" 28h Race line integrated race and shortened

line integrated race and shortened recessed

grooved slick tread to improve puncture and tear resistance

All the better to be lightweight and speedy

4 pawls/springs

78" | 20x1

Promax BMX RMV Front Rim 451mm 20" x 1-1/8" 28h Race line integrated race and shortenedSimplistic design focused on reducing weight while building a rim for strength and speed. Not Intended For Brake Use Rim has a thicker inner wall to allow a tighter and stronger built wheel Made of 6061 T6 Aluminum RMV Rims use a sleeved joint SPECIFICATION Brake Track: None Color: Black Blue Hub Drilling: 28 Rim Width (Internal): 13 mm Rim Width (External): 18. 6 mm ISO Diameter: 451 20 x 1 1 8", 1 3 8" Rim Material: Alloy Manufacturer Spec ERD (mm):