64mm Open Front Vernier Adjuster.
Allen Vernier Adjusters are made from high-quality stainless steel to ensure they are lightweight yet hard-wearing. Available in a variety of designs to allow for fine-tune rig adjustment.
Also available as de-raker kits with pressed calibration marks, fast pins and captive de-raker plates. Allowing maximum customisation even when you're on the water.
Pin diameter: 5mm
Adjustment range: 64mm
Internal width: 8mm