Application: 420 Master Link for 50cc 70cc 90cc 110cc 125cc Dirt Bike Pit ATV, Mini Bike, Scooter, Quad, etc Link Specification: 20pcs a pack; Excellent quality: this 420 master link is made of high quality alloy, heavy duty and long durability 420 Master Gold Link Uses a special steel alloy designed to protect against ??heat cracking?? in cold weather due to severe heating and cooling during competition After sales service: if you have any problem about the product, please contact us directly and we will give you a satisfactory answer or a full refund Size:#420 20pcs 420 Chain Master Link Roller, 420 Master Connector Link for 50cc 70cc 90cc 110cc 125cc Pit Dirt Bike ATV Quad Buggy Feature: This 420 master link roller is made of high quality material; They are rust and anti-corrosion, anti-oxidation, very durable for long time to use Fit model: 20pcs 420 Chain Master Link Roller, 420 Master Connector Link for 50cc 70cc 90cc 110cc 125cc Pit Dirt Bike ATV Quad Bug