hardware requirements

Looking for the following;

1. Swivel & Sheave – diameter >35cm

2. Compact winch, minimum drum diameter 35cm, c/w slip ring. Can be hand-winched, pneumatic, electric, but marine grade only; hence 110V or 440V 3-p.

If you have one – can you please onpass specs and expected price to grant.thomson@savante.co.uk