Description

Ronstan Series 30 Ball Bearing Orbit Block, Lashing

Murrays Part# 21-35101

Ronstan ball bearing Orbit Blocks boast the highest strength-to-weight ratio available, achieved through all-composite reinforced polymer materials and multiple attachment options. Ultra low profile through-sheave becket. Use for jib clew block.

Features:

-Lightweight

-Highest working load in its class

-Secure, versatile attachment

-Ultra low profile thru-sheave becket

-Low friction 2-stage ball bearing system provides consistent performance over the full working load range

-SP versions feature a Nylatron sheave suitable for both rope and wire

-Accepts RF1850S shackle in both orientations to create a conventional loop top block

Product Specifications:

Max. Rope diameter (in)	5/16
M.W.L. (lb.)	660
Sheave diameter (in)	1 3/16
B.L. (lb.)	1320
Weight (oz)	0.8

Ronstan Part# RF35101