Dimensions;rn12-1/2 in length;rn3-1/4 in widthrn1/2 in thick For Use With: Jet 64A (1791227K) 10 in. w/30 in. Rails- 27 x 17 Extension Table Contractors Table Saw 64A (1791227K) 10 in. w/30 in. Rails- 27 x 17 Extension Table Contractors Table Saw 64A (1791228K) 10 in. w/50 in. Rails- 27 x 36 Extension Table and Legs Contractors Table Saw 64A (1791228K) 10 in. w/50 in. Rails- 27 x 36 Extension Table and Legs Contractors Table Saw 64A (1791228K) 10 in. w/50 in. Rails- 27 x 36 Extension Table and Legs Contractors Table Saw 64A (1791270K) 10 in. w/30 in. Rails- 27 x 17 Extension Table- Legs- ...