:: shanghai airgun factory qb58

alias

industry brand, sag, norconia b88, tech force 58

facts

- type: spring piston sidelever

- country: china

- caliber: 4.5 mm

- trigger: single stage

- bore and stroke: 25x? mm

- length: 87 cm

- weight: 3.1 kg

docs

exploded view

energy

jsb exact 0.547 g: 199 m/s => 10.8 joules (8 fpe).

mods

- stock stripped, modified, painted black and swirl dipped in red.

- adjustable recoil pad.

- new cocking lever handle made of cotton micarta.

- new anti bear trap release button made of oak.

- barrel shortened to 25 cm.

- steel 1/2 20 unf silencer adapter.

- misc metal parts stripped and polished.