Gehmann #523-18 18mm Foresight Black anodize

Gehmann #523-18 Foresight

For Anschütz, Feinwerkbau, Grünig + Elmiger, Steyr and Walther (needs spacer for Walther base !)
Extremely short - 26mm - to allow use of irises and not exceed I.S.S.F. overall length rule
M.18 thread