Spare replacement magazine for the FX Biathlon airgun.

This are factory made pellet mags from FX in Sweden designed for the Biathlon air rifle.

Available in the following calibers:
– .177 (4.5mm) – 16 shot
– .22 (5.5mm) – 12 shot
– .25 (6.35mm) – 11 shot
– .30 (7.62mm) – 9 shot

Total height of magazine: 38mm