TWO PIECE TYPE; ZINC ELECTROPLATED FINISH; 600 LOAD RATING IN LB; -40 TO 300 DEG F TEMPERATURE RATING; 600 LB LOAD RATING; VIBRACLAMPS. BRAND; WEIGHT 0.38 LB; CENTER LINE DISTANCE 0.81 INCH; OVERALL SIZE 1.78 INCH; TUBE OUTER DIAMETER 1-3/8 INCH