Info:Browning® 1004704 Type D Arm Multiple Sheave, 1/2 to 2-5/8 in QD® Bore, 12.68 in OD, 3 Grooves, 12.2 in (A)/12.7 in (B) Dia Pitch, 2-7/16 in W Face
Info:Browning® 1011345 B Series Arm Type 13 Multiple Sheave, 1-1/8 to 3-3/4 in Split Taper Bore, 16.35 in OD, 3 Grooves, 15.8 in (A)/16.3 in (B) Dia Pitch, 2-1/2 in W Face