Sheave Narrow 4.00 Mainsheet In The Boom Interested in this product? Email us Description M32 Delrin sidesheave mainsheet in the Boom. Additional Information SKU: 323354 - Need Help? Contact Us Leave Feedback Contact Us Leave Feedback Your Name (required) Your Email (required) Subject Your Message Share Related Products Harken 57mm Triple Block – Swivel, Becket Mainsheet Sledge Swiveling Mast Rotation Fitting Delrin Stop Mainsheet Pin Front Boom