"STEEL BODY; BRONZE BEARING SLEEVE; 5.750 IN. LG; 2.250 IN. H; 1.500 IN. W; 1.250 IN. DIA SHAFT HOLE; 1.500 IN. LG; ROLLER CAM FOLLOWER 1 END THREADED HOLE,OTHER END FOR ADJUSTING SCREW; 2.000 IN. BETWEEN CENTER OF SHAFT HOLE TO CENTER OF ROLLER; 2.625 IN. BETWEEN CENTER OF SHAFT HOLE TO CENER OF ADJUSTING SCREW HOLE; ADJUSTING HOLE THREAD 0.375-24 UNF-2 RH THREAD SIZE"