Peterson Fluid Systems 06-0720 is a stack adapter that adds one extra pulley to a Peterson Spline Drive kit, placing it right next to the other pulley. It includes a 2.250 in OD guide washer and is sized for 18-21 tooth HTD and 14-17 tooth Gilmer pulleys. It is 6061 T6 billet aluminum, hard coat anodized. For more space between pulleys, the long drive caps are the alternative.
Notes:
- Other stack adapter sizes: 06-0721 (2.750 in guide washer), 06-0722 (3.250 in guide washer) and 06-0723 (3.500 in guide washer).
Included:
- Stack adapter
- 2.250 in OD guide washer
Specifications:
- Brand: Peterson Fluid Systems
- Part Number: 06-0720
- Part Type: Spline drive stack adapter
- Guide Washer: 2.250 in OD, included
- Pulley Fit: 18-21 tooth HTD and 14-17 tooth Gilmer
- Material: 6061 T6 billet aluminum
- Finish: Hard coat anodized, black
- Compatibility: Peterson Spline Drive components
- Sold As: Each
FAQ
What does the Peterson Fluid Systems 06-0720 stack adapter do?
It adds one extra pulley to a Peterson Spline Drive kit, placing it right next to the other pulley.
Which pulleys does the 06-0720 fit?
It includes a 2.250 in OD guide washer and is sized for 18-21 tooth HTD and 14-17 tooth Gilmer pulleys.
What if the pulleys need more spacing?
For more space between pulleys, a long spline drive cap is the alternative to a stack adapter.
What is the 06-0720 made of?
It is 6061 T6 billet aluminum with hard coat anodizing.

