Connecting Links for D.I.D’s 520VX3 chain. Clip Link (FJ): X-Ring seal, press-fit side plate, chain tool needed to install/remove. Gold colour or Black colour available. Rivet Link (ZJ): X-Ring seal, press-fit side plate, chain tool needed to install/remove. Gold colour or Black colour available. Please note: Connecting links are not interchangeable between old and new chain models. Please contact us if you are unsure which link to use for your chain. We recommend all motorcycle parts are fitted and tested by qualified professionals.