Ronstan Series 40 BB Triple Block w/ Swivel Head Hi Vis Waterproof Coveralls Flat (2 piece set)

Flat (2 piece set)

Drums incorporate a sophisticated furling line groove profile and cross-hole geometry to grip the furling line securely when furling

**Requires X-BASEC CERAMIC Base - XTS & XCS Clutch

Harness Release System:

Rudder Hardware

Ronstan Series 40 BB Triple Block w/ Swivel Head Hi Vis Waterproof Coveralls Flat (2 piece set)Product Description Ronstan Series 40 BB Triple Block w Swivel Head Sheaves running on Acetal or Torlon ball bearings provide high performance & low friction. The 2 stage ball bearing system provides consistent performance over the full load range. Features: Low friction Acetal or Torlon bearing system Lightweight Cheek cut outs for easy bearing maintenance Features a swivel shackle head for full 360 rotation Specifications: Sheave 1 9 16 in. (40mm)