| Management number | 221903686 | Release Date | 2026/05/04 | List Price | US$15.46 | Model Number | 221903686 | ||
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A double-sided B. B. Socket born out of the increasing popularity of 30mm crank spindles. Made from CNC machined 7075 aluminium it’s durable and provides very precise engagement with all the notches of the bottom bracket so won’t chew up the bottom bracket. Compatible with Rotor BSA 30, RaceFace Cinch, Zipp Vuma, Hawk Racing BB3086 or other 12-notch Ø46. 5mm external bearing bottom bracket cups. Compatible with FSA EVO 386 or other 16-notch Ø48. 5mm external bearing bottom bracket cups.
| Size | One Size |
|---|---|
| Color | Silver |
| Material | Aluminum |
| Brand Name | Birzman |
| Model Name | Birzman B.b. Socket Bsa 30 / 386 |
| Model Year | 2018 |
| Sport Type | Cycling |
| Item Weight | 25 Grams |
| Part Number | BM18-BB-BSA30/386 |
| Manufacturer | Birzman |
| Package Weight | 0.12 Kilograms |
| Suggested Users | unisex |
| Included Components | Tool |
| Item Dimensions LxWxH | 2.09 x 2.09 x 0.98 inches |
| Item Package Dimensions L x W x H | 6.26 x 4.92 x 1.61 inches |
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