The oval inner diameter allows the maximum fore/aft and minimum side play and the tapered inner diameter allows the mast to be raked

Easy to Attach and Remove When Not in Use

• Impact resistant body

Combine it with our Microfleece tops for upper body protection and warmth

Martyr - Yanmar Split Ring Zinc Anode Kit inshore The oval inner diameter allowsSuitable for Yanmar SD20, SD30, SD31, SD40 & SD50 Saildrives Product Information: For use in salt water Alloy is manufactured to exceed or meet US Military Specification MIL DTL 18001L Tried and tested genuine zinc product Manufactured by the same manufacturer as the genuine OEM