Optional Size: Approx. O.D. 38mm/ 1‑1/2in, O.D. 50mm/2in. O.D: Approx. 1‑1/2in (38mm). Convenient keyless design, just lift built‑in tab on cap and turn to open or close. 316 stainless steel hardware with wide application, suitable for boats, yachts, caravan.
