4 Grooves; 21.2" Outside Diameter; Bushed; R1 Bushing Series; 5V Belt Series; 21.1" Pitch Minimum; 21.1" Pitch Maximum; 1-1/8 To 3-3/4" Bushing Bore Range; Keyway

4 Grooves; 10.3" Outside Diameter; Bushed; R1 Bushing Series; 5V Belt Series; 10.2" Pitch Minimum; 10.2" Pitch Maximum; 1-1/8 To 3-3/4" Bushing Bore Range; Keyway

A | B; 3 Grooves; 20.35" Outside Diameter; Bushed; R1; 1/2" Minimum Belt Width; 21/32" Maximum Belt Width; 19-1/2" Minimum Pitch Diam; 20" Maximum Pitch Diam; 3-1/4" Minimum Face Width; 3-1/4" Maximum Face Width; 1-1/8 To 3-3/4" Bushing Bore Range

Transmission Pulley; 3 Grooves; 13.2" Outside Diameter; Bushed; R1 Bushing Series; 5V Belt Series; 13.1" Pitch Minimum; 13.1" Pitch Maximum; 1-1/8 To 3-3/4" Bushing Bore Range; Keyway

Transmission Pulley; 2 Grooves; 30.35" Outside Diameter; Bushed; R1 Bushing Series; A | B Belt Series; 29.6" Pitch Minimum; 30" Pitch Maximum; 1-1/8 To 3-3/4" Bushing Bore Range; Keyway