Gehmann #859-N Height & Mount adjustable Extension rail

#859-N Gehmann height & mount adjustable extension rail

Contemporary sight line elevation and rail extension
Fits 11 to 13mm rails
Extremely strong rail clamps - spring-loaded
11mm top dovetail guide for scope mounts
Bottom clamps are variably adjustable along the rail
Height: 19mm
The rail can be put on an incline for simple and fast adjustment of a scope from 50 to 100m
Adjustments can be easily made even with a scope attached
Weighs only 100grms
Made in Germany from high quality aluminium