Quote Originally Posted by Kuyajonathan View Post
Have .177 Paratrooper with tube mag since around mid 70's got in from £10 add in local rag,( those were the days) metal frame stock with plastic . Found pellet sensitive, jam or cuts bits off if pellets too tall for "sliding gate" feed transfer pellets from tube to breech. Imagine with Wear efficiency would drop as relies on metal to metal to seal cylinder to barrel. shot quite well,though bit clunky, never chrono'd, never had it apart, few drops oil on moving parts Occasionally
I noticed this. The gun likes shorter pellets. Mine cycled old school Milbro caledonians but had jams with Marksmans. Someone on here has suggested using ball ammo.