Position One "Euro BSA" BMX Race Bottom Bracket - ISIS
- Weight : 0.33kg / 0.73lbs
- Packaging Unit: 1 Set
- Product ID (PID): 45718
- Product safety
Weight
Source: BMX Glossary
Printed: 10/29/2026
The Position One "Euro BSA" BMX Race Bottom Bracket - ISIS is an affordable cartridge bottom bracket with sealed bearings for young riders. The spindle has ISIS splines and only fits cranks of the same standard.
It only fits frames with an internally threaded Euro BSA/BSC shell, 68mm wide with a 34.5mm diameter. Two spindle bolts are included, the spindle length is 113mm or 118mm. Best measure the spindle of the bottom bracket you want to replace.
Facts: Position One "Euro BSA" BMX Race Bottom Bracket - ISIS
- Style: BSA (Euro, cartridge)
- Thread: BSA/BSC
- Shell width: 68mm
- Outside diameter: 34.5mm
- Axle Diameter: ISIS
- Axle length: 113mm or 118mm
- Bearings: 2 x sealed bearings
- Contains: 1 cartridge bottom bracket, 2 spindle bolts
- Extras: for ISIS spline cranks only, weight 334g (118mm with bolts)










