Works on most street and dirt bike applications up to 52mm (2 inches) chain slack

Setting chain slack properly dramatically improves chain life

Refer to your owner’s manual for proper chain slack and procedure

Made from engineered nylon with aluminum measuring scale

Accurately and quickly measures chain slack (not used to measure chain to swingarm clearance specification)

Anodized laser etched precision measuring scale

Light weight compact design fits easily in your tool box or road kit