Tester per catena Park Tool CC-5-12V (SRAM AXS)

SwishTi Cycle Removal Tool for 12s Sram AXS eTap Red/Force/Rival derailleur

CC-4 Chain Checker

PARK TOOL Chain Checker : Bike Hand Tools : Sports & Outdoors

Accurately determine the level of chain wear with this simple go/no-go gauge.

Chain Checker

SRAM Force eTap AXS unlocks 12 speed, Red-like performance for less - Bikerumor

Park Tool Chain Wear Indicator

A worn chain shifts poorly and wears sprockets at an accelerated rate. The CC-3.2 is a go, no go gauge designed to accurately indicate when a chain reaches .5% and .75%, the points at which most chain manufacturers suggest replacement. The updated CC-3.2 is longer, more accurate and features permanent measurement markings.

Park Tool - CC-3.2 Chain Wear Indicator

SRAM Road How to: Check for Chain Wear

Park Tool FR-5.2 Cassette Lockring Tool Heat treated alloy tool steel, one inch base fits wrench or bench vise. Thin wall construction allows use without removal of cones and locknuts. The FR-5.2 has 12 splines that are approximately 23.4mm across.

Park Tool FR 5.2 Cassette Lockring Tool