Thruster MTB/Boost/Fat Crank Arm Sets
$170
- Forged AL6061-T6 alloy crank arms for Origin8 Thruster Series modular cranksets
- SRAM 3-bolt interface for direct mount chainrings and spiders
- 24mm integrated Chromoly spindle
- Crank arm tip protectors included with MTB/Boost and Fat 100/120 crank arm sets