Ronstan Series 40 Ball Bearing Block - Double - Swivel Head EPARUDD3 Bomar NS2039--EX is a sewn

Bomar NS2039--EX is a sewn replacement insect screen for compatible 2039-size low- and high-profile hatches

Pipe Size: #4

Tow Ready Interchangeable Hitch Ball System allows you to change hitch ball sizes in seconds without any tools

This product is safe and easy to use with motorcycles

Product Inlet Fitting: 3" (76 mm) Ducting

Ronstan Series 40 Ball Bearing Block - Double - Swivel Head EPARUDD3 Bomar NS2039--EX is a sewnSeries 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