KMC MissingLink 10, 11 and 12 Speed Connecting Link
KMC - Missing Link 10spd 5.88mm 2 Pairs - SoCal Bike - Oceanside, Carlsbad and north San Diego county's favorite bike shop, Bicycle and ebike rentals, sales, and service
Amazon.com : KMC Missing Link 7,8,9,10,11,12 Speed Silver/Gold (New Blue Packing) (10-Speed, 5.88mm, re-usable, Black) : Sports & Outdoors