This riser cap kit contains an adapter ring which screws onto the 4 in. NPT riser and a quick-release metal cap which clamps onto the ring. The cap comes drilled and tapped with a cord grip.
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Specifications Sheet (PDF Download)
This riser cap kit contains an adapter ring which screws onto the 4 in. NPT riser and a quick-release metal cap which clamps onto the ring. The cap comes drilled and tapped with a cord grip.
Specifications Sheet (PDF Download)