Super B TB-3326 2 In 1 Chain Checker and Holder
Vat included.
Shipping - Postage £3.49 for items up to £40, postage free for all orders above £40. (Wheels, bikes, frames and turbo trainers £7.49 postage)
SB3326 is made from high grade steel and laser cutting techniques.
One side is a chain wear indicator. (When a chain reaches between .0.75% and 1% wear, suggests the chain needs to be replaced.)
The other side is the chain hook to make joining/breaking the chain whilst on the bike.