Connecting Link for D.I.D 415ERZ road racing chain. Rivet Link (ZJ) = rivet link, non-sealed, gold/gold colour. Chain tool needed to install/remove Please note: Connecting links are not interchangeable between old and new chain models. Please contact us if you are unsure if this is the correct link for your chain. We recommend all motorcycle parts are fitted and tested by qualified professionals. Fits: KTM 50 SX 2003-2011 50 SX MINI 2010