Description

Ronstan Series 20 Ball Bearing Block with Series 20 block linked at 90 Degrees

Murrays Part# 21-2028

As used on the Murrays No-Cut Hi-Low Trapeze Adjustment Kit. Precision molded Acetal sheaves run on stainless steel or Torlon ball bearings to provide high performance and low friction.

The Ronstan back-to-back blocks have 3/4″ sheaves and 1/4″ maximum line diameter. Maximum working load is 550 lbs.; breaking load is 1210 lb. Weighs only 1.1 oz.

Ronstan part #RF20284.