ARP's ring compressors are CNC machined from 6061-T6 billet tube material and feature a true radius and they are relieved for wire O-rings. Type 3 anodizing is used for long life, and the bore size is prominently engraved for easy identification. Standard stocking sizes from 3.552 in. to 4.750 in. (SAE) and 75mm to 100mm (metric).
- Adjustable:
- No
- Tapered:
- Yes
- Bore:
- 3.900 in.
- Material:
- Aluminum
- Finish:
- Black Anodized
- Quantity:
- Sold individually.
