Attributes . (1) Blade Pin Extension; (1) Universal Mounting Bracket Assembly; (1) Adaptor Nut; (5) Flange Nut; (1) Pivot Post; (2) E-ring Clip, 1 Spare; (1) Swivel Mounting Bracket; (3) No. 8-32 x 3/8 inch Hex-Head, Taptite Screws; (1) Reinforcement Link; (5) No. 12-24 x 1/2 inch Thread-Forming, Hex-Head Screw; (1) 1/4 inch Diameter x 13/32 inch Drive Rivet; (1) Blade Arm; (1) Spacers for 16-gauge Blades; (3) Crank Arm; (2) Swivel Ball Joint with Nut; (4) No. 12 x 1 inch Type AB Screws . Names