Ronstan Series 40 BB Triple Block w/ Swivel Head

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 Ø - 1 9/16 in. (40mm)

Max. Rope Ø - 3/8 in. (10mm)

Max. Cable Ø - in (mm)

Pin Ø - 3/16 in. (5 mm)

M.W.L. - 1320 lb. (600 kg)

B. L. - 3090 lb. (1400 kg)

Weight - 6.9 oz. (194 g)

Applications:

Mainsheet

Halyard

Vang

Spinnaker control lines on off-the-beach catamarans, one design classes and sportsboats up to 8m (26ft)

Materials:

Acetal ball bearings

UV stabilised Acetal sheave

Grade 316 stainless steel load strap and head fitting

Impact and UV resistant, fibre reinforced Nylon cheeks