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PWR and RWR (Wear Ring for Piston or Rod)
Wear rings serve the same purpose as Guide Tape, but are machined out of tubes to a specified diameter; the benefit of this is easier installation.
The Wear Rings can be cut as follows:
- 0°
- 30°
- 45°
- 60°
- Z-cut
Dimensions for Z-cut:
- Max width (T): 12 mm
- Length (L): 4, 6 and 8 mm

