SRAM Chain Wear Check Tool 39 Built tough

Built tough

This durable freewheel features an 18-tooth count

The 4-bolt design utilizes a 110mm asymmetric BCD to ensure a perfect fit and seamless integration with the R9100 crank arms

Center bore for axle or Q/R nut clearance is 20mm

Replace your SIDI heel pads sooner than later to avoid damage to your carbon sole shoes

SRAM Chain Wear Check Tool 39 Built toughThe SRAM Chain Wear Check Tool is a Go NoGo style gauge designed for accurate chain wear measurement. It is compatible with all existing SRAM chain models, including HARD CHROME and non HARD CHROME technology, indicating a 0. 8% wear critical specification. Quick Facts Feature Specification Tool Type Go NoGo style gauge Wear Rating 0. 8% critical wear Compatibility All existing SRAM chain models (HARD CHROME and non HARD CHROME)