CQSPMOTO 4 Pairs 12 Speed Bike Chain Universal Bicycle Missing Link 12 Speed Bike Chain Master Link for Steel Bicycle Chain Reusable Components & Parts for Mountain Bikes, Road Bikes (12 Speed)

【Dimensions & Packaging】
This set includes 4 pairs (8 pieces) of 12 speed bike chain master links, sufficient for daily chain replacement needs.
Each quick link measures 21 x 8 x 5.5mm (L x W x H).
Please measure your original missing link size to confirm compatibility.

【Wide Compatibility】
Specifically designed for 12 speed bicycle chains, compatible with all 12 speed road bikes and mountain bikes, including folding bikes and mini bikes.
This bike chain quick link is the ideal choice for chain repair and chain replacement during riding.
【Premium Material】
Our 12 speed bicycle chain connector is made of high-quality steel in one piece, durable and long-lasting.
Features full electroplating surface treatment for complete rust-proof protection, wear-resistant and corrosion-resistant for extended service life.

【Compact &Convenient】
Simple installation, easy to carry, effortless replacement — ideal for roadside repair and peace of mind for long-distance cycling.
Reusable missing link reduces frequent replacement needs, very cost-effective.

【Usage Notes】
This bike chain repair link is for 12 speed chains only!
Recommended to replace individual bike chain quick link after no more than 5 open/close cycles.
If loose fit, surface rust, or unusual noise occurs during riding, replace immediately.