Gehmann - Rear Iris Default:6 Colour Filter/Black (566) Thumb and index finger are

Thumb and index finger are open to allow comfortable loading of the rifle

easy adjustments and also protection against unintentional change of turret setting

Designed for the Lyman Turbo Sonic and other ultrasonic cleaners

Just dampen your last patch with Cu+2 Copper Remover and your bore will be protected against rust and corrosion for up to 2 weeks

choose ADI Sporting Powders and SHOOT WITH THE BEST

Gehmann - Rear Iris Default:6 Colour Filter/Black (566) Thumb and index finger are(#PH510) Gehmann Rear Iris Adjustment range 0. 5mm 3. 0mm. Thread size suits Parker Hale or Redfield. (#550) Gehmann Rear Iris twin polariser, Adjustment range 0. 5mm 3. 0mm. Thread size 9. 5mm. (#551) Gehmann rearsight iris with twin polarisers and 1. 5x diopter, incorporates #550. Adjustment range 0. 5 3. 0mm. Thread size 9. 5mm (#566) Incorporates the patented 510 iris, Adjustable over a wider range of 0. 5 3. 0mm. Filters are of the highest