Wheels Manufacturing Thin Flange Bottom Bracket Socket - Pro Kit. Thin Flange Bottom Bracket Socket Pro Kit These sockets are designed to create a tight grip on thin flange bottom brackets to avoid slipping while torquing cups into bike frames. These single-sided sockets are used for installing and removing 48.5mm 16-notch 52mm 16-notch and 50mm 12-notch bottom bracket cups.
Machined 3/8" drive which can be used to allow 3/8" drive torque wrenches to be attached and threaded onto 1/2 inch UNC press rod
Machined 6061 aluminum
Anodized red
QUALITY SERVICE
Just real riders who strive to provide the best customer service.
FREE SHIPPING
Most orders over $75 ship free anywhere within the lower 48 United States
RETURNS
Not happy with your order, just send it back to us for a refund or exchange.
Our Race Team Sponsors
Also Supported By
Our Race Team Sponsors
Also Supported By
Race Team
Racing is a huge part of the culture at Lenny’s Bike Shop, and the Lenny’s Race Team represents the shop on trails and racecourses throughout the region. Made up of passionate riders who love pushing their limits, the team competes in gravity and mountain bike events while proudly representing the Lenny’s community.
Why Shop with Lenny's?
At Lenny’s Bike Shop, cycling isn’t just a business — it’s a passion. As a locally owned, full-service bike shop, Lenny’s is dedicated to helping riders of every level enjoy the sport with the right bikes, gear, and expert support.
From high-quality bicycles and components to trusted service and advice, the team focuses on delivering products and support that help you ride more and ride better.
Whether you’re upgrading your bike, tuning up your ride, or just getting started, you’ll find knowledgeable staff, great brands, and a commitment to keeping the cycling community rolling.