Ronstan Series 40 BB Orbit Double Block w/ Swivel Shackle Lewmar Size 1 NTR Track System Mainsheet Cars snug fit and the non-slip

snug fit and the non-slip finish reduces ride-up

work restraint

The highly polished profile-pressed stainless steel makes the handle strong and light

E - 3/8 in

Ronstan Series 15 Double BB Block

Ronstan Series 40 BB Orbit Double Block w/ Swivel Shackle Lewmar Size 1 NTR Track System Mainsheet Cars snug fit and the non-slipProduct Description Ronstan Series 40 BB Orbit Double Block w Swivel Shackle Features Class leading dynamic and status load rating Lightweight, yet strong. Toughened, glass fibre reinforced nylon replaces stainless steel straps used in our traditional utility blocks Low friction 2 stage ball bearing system for efficient and effortless trimming Soft attachment, lashing and traditional swivel shackle head options Low profile and compact High performance