C.E. Smith Flex Keel Pad - Edge Cover Style - 10" x 1-1/2" - Black. Edge cover style mounts on the trailing edge of any width cross member or axle. Features of C.E. Smith Flex Keel Pad Black poly material 10" L x 1-1/2" W 3/8" thick 4-1/2" hole centers Mount using two rivets or screws through the top (hardware not included). Package Contents: C.E. Smith Flex Keel Pad C.E. Smith 16870: Flex Keel Pad - Edge Cover Style - 10" x 1-1/2" - Black