The Box One (Focus) Rim features a double-walled, eyeleted, low profile design and 6061 Aluminum construction that is optimized to be lightweight and durable! This version is a rear-specific rim with machined sidewalls (for use with rim brakes).
Use: BMX race
Size: 20 x 1.75"
ISO: 406mm
Wall: Double
Drilling: 36H
Valve: SV
Internal Rim Width: 22.5mm
External Rim Width: 28mm
Rim Height: 14.5mm
ERD: 394mm
Posted Weight: 362g
Color: Black
