I have here HW35E in .177, serial number 751271 with single sided safety and leather piston washer, bought new from Optima Leisure in 1980 or 1981. I believe this ties in with your information.
atb, Nitro-Express.
I have here HW35E in .177, serial number 751271 with single sided safety and leather piston washer, bought new from Optima Leisure in 1980 or 1981. I believe this ties in with your information.
atb, Nitro-Express.