Seastar Detwiler Jacking Plates Manual Series shaft The 2 Boston valves have

The 2 Boston valves have different thread patterns

265mm overall body length

3kg - 6mm x 40m rope  - 6mm x 2m chain  - 2 x 8mm shackles (boat 4 metres)

Twin Flat shaft drive - 10 Spline

Seastar Detwiler Jacking Plates Manual Series shaft The 2 Boston valves haveThe D1000 Series jack plate comes in 4 6 8" 10"setbacks to help you find the best match for your boat and optimize performance. FEATURES The interlocking slide guides offer enhanced strength while providing smooth, bind free travel. The lead screw assembly sets the plate height and the Side Locks are used to hold the position. The stainless steel lead screw is resistant to corrosion and pre greased for smooth operation. The maximum supported engine