Mid-Rail Chock/Cleat Stainless Steel - 1-1/4"Chock cleats will fit Schaefer T-Track measuring 1-1/4" wide, 7/16" overall height, 3/16" "T" thickness and a base width of 11/16". They will not fit earlier versions of T-Track or some competitors models. Specifications: Length 7-1/2" (190 mm); ID 1-3/4" (45 mm); Line Size 5/8" (16 mm); Track 1-1/4" x 3/16" (31 mm x 4.6 mm); Pin. Size .355; SWL 4500 lbs. (2045 kg); Weight 1.5 lbs. (.68 kg); - cis2:mm5mnJlm -Specifications: Color: Stainless; Box Dimensions: 2"H x 3"W x 9"L WT: 1.6 lbs; UPC: 740507024139;