Box Three & Four Derailleur B-Screw with Plastic Insert

Name: Box Three & Four Derailleur B-Screw with Plastic Insert
Brand: Box®
SKU: SP10-BX3/4-BSCREWINSERT
Price: 3.99 USD
Availability: InStock

$3.99

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Description Description

Replacement b-screw kit for early model Box Three and Four rear Derailleurs.

Features Features

Includes:
(1) B-screw
(1) Plastic expansion insert