Gamut Replacement Boomerang

Gamut Replacement Boomerang

Product Detail:
- Replacement/upgrade arm for Gamut guides
- 2-arm Boomerang for lightweight racing applications
- BB: bottom bracket mount
- ISCG: 59.2mm-BCD 3-tab direct-mount bottom bracket shell with adaptor included
- ISCG-05: updated/larger 73mm-BCD 3-tab direct mount bottom bracket shell (works with standard BB, oversized BB, and BMX/American-BB shells)
- G45/P40 fits: max 40t chainring
- G25/P20 fits: max 34t chainring
Product Pricing:
(Note: Similar products may be listed in the price tables above.)
About Gamut Replacement Boomerang: Replacement/upgrade arm for Gamut guides. 2-arm Boomerang for lightweight racing applications. BB: bottom bracket mount. ISCG: 59.2mm-BCD 3-tab direct-mount bottom bracket shell with adaptor included. ISCG-05: updated/larger 73mm-BCD 3-tab direct mount bottom bracket shell (works with standard BB, oversized BB, and BMX/American-BB shells). G45/P40 fits: max 40t chainring. G25/P20 fits: max 34t chainring.