Gehmann 597 ISSF Crossover Rear Sight Prism brand_-Knifewizard perforated synthetic durabuck upper and

perforated synthetic durabuck upper and a traditional lace-up front

and equally at home on the school run or the daily commute

so we recommend checking your measurements carefully before ordering

rated to withstand hot contact testing at 300°C

Gehmann 597 ISSF Crossover Rear Sight Prism brand_-Knifewizard perforated synthetic durabuck upper andThe Gehmann 597 ISSF Crossover Rear Sight Prism lets a target shooter with a defective or weak eye on their natural sighting side shoot instead with their good eye, without changing their stance or which shoulder the rifle is held from. Fitted between the rearsight iris and the eye, the prism displaces the sight line by 65mm centre to centre, carrying the aiming eye's view through to the standard sight picture with no physical change to how the target