Designed for enhanced flow compared to standard Thru Hulls, it features a combination NPSM / NPT thread. Crafted from C83600 Bronze, available in sizes from 1/2" to 2-1/2", and offered with or without a nut.
- Thread NPS: 1-1/4"
- A: 2.9
- B: 1.2
- C: 4.3
- D: 3.35