Check the listing for details. Generic Missing Link II-REUSABLE Master Link 7.1mm-only-Fits 7 & 8 speed chains. Condition: New. Listed at 6.77 USD. GENERIC Missing Link 2-- ReUsable MASTER LINK! - TOUGH & TAKES A BEATING! Fits 7& 8 speed chains that are 7.1mm pin width ONLY ! -- is Fully Compatible ReUsable Master Link with KMC Z72/ KMC Z8.1 Chain and KMC Z51 Type chain , and also shimano IG51 & SRam 830 chains ! These particular chains listed 7.1mm Pin width ! NOTE:This Link Listed WILL NOT WORK ON X8 , or Z50 Type KMC OR shimano HG40, HG50 chains which are 7.3 mm pin width. Condition: Brand New Note: can be either loose in a bag or in a package . THIS IS THE SAME SIZE AS An SRAM 8 Speed Silver POWERLINK ( silver type which is 7.1mm ) . Installs in a Push, Slide and Snap -- No tools needed - Item ships within 2 days from Cleared payment -- USA SELLER SUPER FAST SHIPPING!!! No International Shipping----:We only ship to addresses in the U.S. & will only ship to a Confirmed Pay Pal shipping address! Please make Payments promptly , -- and unpaid items at 4 days from end of auction automatically may go to a unpaid item dispute to keep items from being tied up from other buyers ---Payment : PAYPAL Only 14 day Return Policy RETURNS ACCEPTED ONLY Of Original Merchandise IN UNOPENED/ UNUSED ORIGINAL FACTORY SEALED PACKAGING .-- $4.50 shipping and /handling fee is Non Refundable in the event of a Return of EACH Purchased listed Item an in no way can be combined Thank You for shopping GCJC