The Birzman 1/2 Ratchet Bottom Bracket Tool is a specialized tool designed for the precise handling of Shimano® Hollowtech II and other 16-notch Ø44 mm external bottom bracket cups. This tool allows for easy and efficient installation and removal of bottom brackets and rotor disc lockrings. With its robust construction and compatibility with common Shimano® bottom bracket tool adapters TL-FC24 and TL-FC25, it is an essential aid for bicycle mechanics and enthusiasts. Made in Taiwan, this tool offers high quality and durability necessary for bicycle maintenance.
Bike part | Inner bearing |
Bike tool type | Bottom bracket tool |
Item number | 37553789 |
Manufacturer | Birzman |
Category | Bike tools |
Manufacturer no. | BM22-ABB-S |
Release date | 15.8.2023 |
Exact colour description | Silver |
Material | Hardened steel |
Bike tool type | Bottom bracket tool |
Bike part | Inner bearing |
Country of origin | Taiwan |
CO₂-Emission | |
Climate contribution |
Length | 5.50 cm |
Width | 3.50 cm |
Weight | 130 g |
Length | 14 cm |
Width | 11 cm |
Height | 4 cm |
Weight | 180 g |
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Source: Digitec Galaxus