Ronstan Vernier Batten Adjuster 10 x 22mmVernier adjuster, suits battens up to 22mm (7/8") x 10mm (3/8"), or 13mm (1/2") dia.
Vernier batten adjusters allow fine tuning of batten compression.
Low gearing of the vernier screw permits fingertip adjustment, and precise settings are easily repeated with the aid of the graduated window.
Slot at the luff end allows attachment by webbing.
Molded in impact resistant, UV stabilized Nylon.