Ronstan Wire Block - Single, Tubular Rivet Head, Removable Sheave ford Electronic speedometers operate by capturing

Electronic speedometers operate by capturing pulse produced by a sensor

This Tube or Skid is mandatory for gunnel purchases

halyard and spinnaker sheet applications on boats to 10m (33ft)

1/2 BSP = suit 3/4" Hose ID

Gauge size: 4"

Ronstan Wire Block - Single, Tubular Rivet Head, Removable Sheave ford Electronic speedometers operate by capturingWire blocks have purpose designed narrow sheaves and grooves. Removal sheave for easy fitting and without cutting the wire termination Features: Flared cheeks to minimise chafing Removable sheaves Applications: Wire blocks suit halyards, vang and backstay applications Materials: Grade 316 stainless steel cheeks. Nylatron sheave