- type: spring piston break barrel
- country: poland
- year: 1977
- caliber: 4.5 mm
- trigger: single stage
- bore and stroke: 28x65 mm (40 cm3)
- length: 109 cm
- weight: 3.1 kg
id 14 mm, wire 3 mm, 29 coils, length 210 mm.
jsb exact rs 0.475 g: 204 m/s => 9.8 joules (7.2 fpe).
- stock stripped, "ebonized" and finished with boiled linseed oil. too many not so nice faults, filled and painted black.
- converted to synthetic piston seal.
- new front sight post (original broken).