Walther Century Varmint GAS SPRING

Installation of the gas spring into Walther Century Varmint + speed measurement. Gas Spiring - Gamo Black series For piston 29mm x 100mm stroke. Piston Seal - HW 35/80/90 (30mm). both purchased from - www.airgunup.cz Music in video-    • TIK TOK No Copyright Music Instrumental Me...   Melodic Rock [No Copyright Sound] [Guitar Instrumental] Punch Deck - Coalescence [ FREE USE MUSIC ]