Constructed from 7075 aluminum with precise machining
 Hard green anodized for durability with laser engraved torque recommendations
 Nice deep finger splines allow for easy usage while hands are greasy
 Compatible with 3/8 inch square drive ratchet or torque wrench
 AT-0001 is compatible with all outboard bearing cups that the dual sided model does not fit (AT0002) including Campagnolo, SRAM, FSA and older Shimano models
 AT0003 is compatible with Shimano DA-9000, XTR-BB93, Ultegra 6800, 105 5800
 AT1090 is compatible with Chris King bottom bracket models
 AT1091 is compatible with e-thirteen bottom bracket models
 AT1092 is compatible with Hope bottom bracket models
 AT1093 is compatible with Praxis bottom brackets
 Made in the USA; Bend, Oregon
| description | Bottom bracket socket - Dura Ace & Ultegra/dual si | 
| compatibility | Shimano DA-9000, XTR-BB93, Ultegra 6800, 105 5800 |