X3 Rear Derailleur 7/8 Speed Long Cage BlackThe SRAM X3 rear derailleur sets the standard for opening price point shifting performance. Driven by SRAM's patented 1: 1 Actutation ratio, the X3 offers an intelligent blend of performance and value. Suitable for 7 or 8 speed drivetrains.

Multiple compartments: Includes laptop

Designed for square taper bottom brackets

with a super grippy central handle

Standard bike computer functions

Incorporating an outer plate design has been developed to reduce the chance of chain suck

The slice shape tapers to nothing where it blends to the top tube and keeps out the way of brushing knees

Mount B - Post Caliper to IS (F-203/R-183)

Offset rear zip with snap down puller and zip guard

an abrasion-resistant material is used to enhance durability

This is item is the updated version of the old HTT175S type tool

The durable JET black finish not only adds a sleek look but also ensures long-lasting performance

12 and 13mm openings and is specifically designed to fit the narrow flats founds on some of these brakes that can make using standard wrenches difficult