Abbey Bike Tools

Bottom Bracket Socket, BSA30 12 Notch/Single Sided

The Abbey Bike Tools Bottom Bracket Socket, BSA30 12 Notch/Single Sided is built for precision-minded mechanics who demand pro-level performance from their tools. Machined from premium 7075 aluminum and finished with a hard green anodization, this socket blends light weight, durability, and tight tolerances for flawless engagement with your bottom bracket every time. Whether you’re dialing in torque or tearing down a build, this tool delivers the confidence and control serious riders expect.

Deep, easy-to-grip finger splines make it a pleasure to handle—even when your hands are slick with grease. It interfaces seamlessly with a 3/8" square drive ratchet or torque wrench, giving you the precision you need to hit exact torque specs. Like every Abbey tool, it’s proudly made in Bend, Oregon, and built to last a lifetime of wrenching.

• Precision-machined 7075 aluminum for strength, accuracy, and lightweight handling
• Hard anodized finish stands up to repeated use in the workshop
• Laser-engraved torque specs for quick reference and consistent results
• Deep finger splines enhance grip and control, even when greasy
• 3/8" drive compatibility works with standard ratchets and torque wrenches
• Made in the USA by the experts at Abbey Bike Tools in Bend, Oregon