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Threaded MTB ABEC-3 BB for 24mm Cranks (Shimano) - Black

External English (BSA) threaded bottom bracket for 73mm shells. We use only Enduro bearings and silicone seals for the most durable and smoothest bottom brackets available. Fully serviceable.

Includes:

(2) - Enduro Silicone dust seals
(1) - 2.5mm aluminum BB cup spacers for use with 68mm wide BB shell
(1) - 1.8mm aluminum BB cup spacers for use with 68mm wide BB shell
(1) - 0.7mm aluminum BB cup spacers for use with 68mm wide BB shell
(2) - 0.5mm crank spindle spacers
(2) - 1.0mm crank spindle spacers

Direct replacement for Shimano HollowTech II bottom brackets!

$106.99

Availability: In stock

SKU

BB-MTB-1

More Information

More Information
Color	Black

Specifications

Bearings: Enduro ABEC-3
Color: Black
Bottom Bracket/Frame Interface: ISO/English or BSA Threaded (1.37 in x 24 TPI)
Bottom Bracket Shell Width (mm): 68-73mm
Bottom Bracket Shell I.D.: 33.6-33.9 mm
Crank Spindle Type: HollowTech II (Shimano, FSA, Etc.)
Crank Spindle Diameter: 24mm
Weight: 105g
Packaged for retail display

Compatibility

Compatible with the following Bottom Bracket Standards:

ISO/English or BSA Threaded (1.37 in x 24 TPI)
73mm BB Shell Width

Compatible with the following cranksets with 24mm spindle diameter:

Shimano HollowTech II
FSA
RaceFace EXI, X-Type, MegaExo
Rotor 3D, Agilis

Instructions

Download: Threaded Mountain ABEC-3 Shimano Installation / Warranty

Bearing Info

ABEC-3 Bearings

Grade 10 Chromium Steel Balls:

High precision balls are within 10/1,000,000″ round, twice as round as the industry standard, at it’s highest level.

52100 High Carbon Chromium Alloy Races:

Vacuum de-gassed process for the purest chromium alloy steel, hardened to R-62, extremely tough and very durable. Polished to a mirror finish for ABEC-3 precision and noiseless movement.

Riveted Steel Retainer for toughness, ABEC-3 tolerances and noise tested, C-3 or C-N Internal Clearance

Tools

Installation & Removal