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Bottom Bracket

julio 22, 2026

Avian Titanium Square Tapered Bottom Bracket 113mm

The AVIAN Titanium Square Tapered Bottom Brackets are designed for frames with a standard 68mm threaded bottom bracket shell, found on most Mini through Expert XL size BMX race frames. The bottom bracket features a lightweight titanium square tapered spindle, sealed cartridge bearings, carbon fiber shell wrap and titanium crank bolts.SPECIFICATIONSFit: 68mm Euro bottom bracket shellsSpindle Length: Available in 113mm spindle length option. Spindle length will be determined by your frame, crank and rear wheel alignment and may vary.Tools Required: Park Tool BBT-32 (or like tool) and 8mm Allen Wrench113mm: 6.70ozRIDER WEIGHT LIMIT: 120lbs
julio 22, 2026

FSA Square Taper JIS Steel Bearing ITA (Italian) Bottom Bracket 70x113mm Spindle

The FSA Alloy Cup JIS bottom bracket is suitable for Italian threaded interfaces.Alloy cups. Double "snap" seals for water and dirt protection. Item Specifications: Spindle Length, 113, BB/Frame Interface, Italian, BB Shell Width (mm), 70 mm, Bottom Bracket Shell I.D., 36, Spindle Interface Type, Square Taper JIS, SHIPS TODAY! Order before 1:30PM EST, M - F, and this item ships the same day! HAVE A QUESTION?Expert customer service by bike experts! A Real Brick And Mortar Retail Bicycle Shop with people you can talk to! Contact Us! (9-5 Mon-Fri, 12-4 Sat & Sun EST) Chat With Us
julio 22, 2026

Promax SC-1 Square Taper JIS BSA (English) Bottom Bracket 68x113mm Spindle Crank

SC-1 bottom brackets are the perfect choice for those who still prefer the low weight and simplicity of square taper cranks. Each bottom bracket is hand assembled using a hollow chromoly spindle, precision sealed bearings, forged and CNC-machined alloy cups and a composite center spacer/seal. CNC-machined alloy cups. JIS square taper. Hollow chromoly spindle. Chainline with a 113 BB spindle: 42.3. Q-Factor with a 113 BB spindle: 151.1. Item Specifications: Weight, 253, BB/Frame Interface, English, Spindle Interface Type, Square Taper JIS, BB Shell Width, 68, Defined Color, Black, Bottom Bracket Shell I.D., 1.37", Spindle Length, 113,.
julio 22, 2026

FSA PowerPro Square Taper JIS Cartridge Bearings 7420STL Bottom Bracket 68x113mm

FSA PowerPro JIS Cartridge Bottom Brackets.Includes bolts. Forged chromoly spindle for JIS square taper. Industrial 6002KRS cartridge sealed bearings. Cold forged aluminum cups. Double seals for water and dirt protection. Item Specifications: BB Shell Width (mm), 68, BB/Frame Interface, English, Bottom Bracket Shell I.D., 34, Defined Color, Silver, Spindle Interface Type, FSA JIS, Spindle Length, 113, Weight, 295,.
julio 22, 2026

Shimano Deore XT BB-UN72 113mm Square Taper Bottom Bracket BSA English Japan

Pulled from a clean GT Zaskar donor and cleaned up for its next build. * Shimano Deore XT BB-UN72 sealed cartridge bottom bracket * 113mm spindle * English/BSA threaded * Square taper (JIS) * Made in Japan * Spins smoothly with no noticeable play * Original Shimano lockrings/cups included * Cosmetic wear from normal installation and removal as shown Please review all photos for cosmetic condition and confirm compatibility with your build before purchasing. Packed with care and shipped fast from Southern California.