Ronstan Series 40 Ball Bearing Block - Double - Swivel Head [RF40200] Brand_Shurhold Outside: 3-1/6"W x 4-3/16"H x

Outside: 3-1/6"W x 4-3/16"H x 1"D

25Lux: 643

allowing greatly improved rope and chain handling compared with competitor designs

Current GSD 22 users can upgrade to a GSD 24 with the included adapter -V users will notice improved performance after upgrading¹

Weight: 5 lbs

Ronstan Series 40 Ball Bearing Block - Double - Swivel Head [RF40200] Brand_Shurhold Outside: 3-1/6"W x 4-3/16"H xSeries 40 Ball Bearing Block Double Swivel Head 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 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. Applications: Mainsheet Halyard Vang Spinnaker control lines