Chain Checker (CC-4) Gear Lash the Sawbill to the

Lash the Sawbill to the bottom of an Isle Royale Bushcraft Pack for a small zippered compartment

the Tinker pocket knife is the Officer's knife for tinkers on the move

boulders or gym sessions

Product Weight 59 grams

Chain Checker (CC-4) Gear Lash the Sawbill to theThe CC 4 is a drop in style gauge that measures bicycle chain wear. The laser cut CC 4 accurately measures a long section of chain and strategically comes in contact with the chain in three places, quickly and easily taking the guesswork out of knowing when chain replacement is necessary. A worn chain will cause poor shifting as well as accelerate drivetrain wear. The tool works on any 5 to 12 speed derailleur chain (including SRAM AXS) and is