Best Fittings Air Arms S400/410 Adaptor - BLACK
Air Arms S400/410 Silencer Adaptor.
Matt Black Anodised Aluminium. Allows for the fitting of any standard female 1/2" UNF silencer. Comes complete with knurled end cap. Slip over fitting with grub screw retainer. Please note, for the 410 Xtra use S510 Adaptor