Positive Drive Pd® XXH (1-1/4" Pitch) Timing Pulleys

XXH Series 1-1/4" Timing Pulleys:

• Sizes: 2", 3", 4", 5" widths
• Fit: Minimum plain bore (MPB); machining needed for shaft, set screws, and keyway.
• Flange: One pulley (typically the smaller) must be flanged to prevent belt misalignment.
• Material: Steel; requires QD bushing for inch and metric bores.