The Spuhr A-0018 is an interface designed to mount single-lever Simrad KN200/250 image intensifiers to 34 mm scope mounts. This mount is specifically tailored for US Simrad dovetails and is compatible with scopes of lengths similar to the Schmidt & Bender 3-12x50 and Steiner 3-15x50. It provides a secure attachment point, ensuring optimal alignment and performance of your night vision equipment.