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Ronstan

Series 75 RB Block, Single Upright Lead

Ronstan Series 75 RB Block, Single Upright Lead
$450.98 (List Price: $557.11)
19% OFF This Week! You save $106
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Our Part #: RONRF78171 | Mfr. Part #: RF78171
Free Shipping for US Continental orders over $99.

DescriptionImperialMetric
Sheave Ø3.00 in.75.00 mm.
Maximum Rope 5/9 in.14.00 mm.
Maximum Working Load4387.95 lb.1990.00 kg.
Breaking Load8775.90 lb.3980.00 kg.
Weight12.42 oz.352.00 gr.

Ball Bearing models have TorlonĀ® needle rollers for axial loads, and acetal ball bearings for side thrust loads.Maintains alignment with a variable line entry-angle. The self-contained alloy sheave packages provide reliable, low-friction performance at high loads.

Our Part # RONRF78171 | Ronstan Part # RF78171

Features:

  • High static and dynamic load capacity
  • Keeps lines close to the deck
  • Cheek cut-outs for easy bearing cleaning and maintenance
  • Blocks can be disassembled for servicing