Stay Strong Motion 7075 BMX Chainring — CNC-machined 7075 aluminum alloy, 4-bolt 104mm BCD, 78g. 7075 aluminum is higher-grade than the 6061 used in most chainrings — harder, more resistant to flex under sprint loads. At 78g it's one of the lighter 4-bolt chainrings available. 4mm profile. Available in multiple tooth counts — select from dropdown.
Specifications
- Material: 7075 aluminum, fully CNC machined
- Mount: 4-bolt, 104mm BCD
- Profile: 4mm
- Weight: 78g