This listing is for 5 breech / barrel o-ring seals for the Kalibrgun air rifles / airguns.

These seals are easy to replace and commonly wear.

Worn seals can result in loss of power and accuracy.
Choose .177 (4.5mm), .22 (5.5mm) OR .25 (6.35mm) caliber

Fits:
Argus
Cricket and Cricket MK2
Colibri
Capybara