Walther Front Sight Extension Tube for 26mm Barrel

Walther Sight Extension Tube 26mm Diameter for KK200/KK300/KK500 9mm Dovetail for Walther Front Sights Use this product to add or extend the 9mm front sight dovetail to your 26mm rifle barrel.  Use a Caliper or Micrometer to get an accurate barrel diameter measurement for ideal fit. Technical data Material: Aluminum Dovetail: 9mm Hole Diameter: 26mm Length: 6 3/4″