SUMC Bicycle Chain Missing Link Magic buckle 11 12 speed silver gold Chain Link 6/7/8s 9s 10s 11s 12S bicycle quick magic button

Hign-concerned Chemical: None Type: Road Bike Chains Model Number: X8 X9 X10 X11 X12 speed Suitable for Shimano Campagnolo Sram drive system Color: silver / rainbow / gold / black Weight: The actual measured product 4g, gross weight 10g (including packaging) sent by two magic buckles, independent packaging, more convenient Applicable to: 6/7/8 speed is universal, 9/10/11/12 speed, please buy according to the speed of the bicycle; Features: It is recommended to use it with quick release tools. The quick buckle can be reused, limited to 3 to 5 times. The quick buckle needs to be replaced when the chain is replaced.