25Pcs Tread Chain Links Metal Replacement Kits Industrial Robot Parts replacement kit 40x16.7x10.8mm ，use with rivets + 25pcs PM2 x 3 screws 56460B（not include ）

*★When you need longer tracks, this kit will provide additional lengths

*★Simple structure, easy to install and remove

*★This robot parts replacement kit is Made of metal material, durable and long service life

*★Including 25pcs tread chain links, convenient to replace

*★High quality and great processing, good accessories for robot