Ronstan Series 40 Ball Bearing Block Single Universal Head for Sports Boats

Series 40 Ball Bearing Block Single Universal 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. Captive Lock universal head can be fixed in either of two planes, or free to swivel as required.

Features:

Low friction Acetal or Torlon® bearing system

Lightweight

Cheek cut-outs for easy bearing maintenance

Captive Lock universal head

Slotted pin shackle eliminates fouled lines

Applications:

Mainsheet

Halyard

Vang

Spinnaker control lines on off-the-beach catamarans, one design classes and sports boats up to 8M(26')

Materials:

U.V. Stabilized Acetal sheaves

Acetal ball bearings

Impact and U.V. resistant, fiber reinforced Nylon cheeks

Grade 316 stainless steel load strap and head fitting

Specifications:
Sheave Ø: 40mm(1-9/16")
Max. Rope Ø: 10mm(7/16")
Pin Ø: 5mm(3/16")
M.W.L.: 350kg(770lbs)
B. L.: 1,000kg(2,200lbs)
Weight: 70g(2.5oz)