Screenshot 2025-03-03 at 08.33.06.png
Screenshot 2025-03-03 at 08.33.06.png

SMK Genuine Main springs

from £9.25

I have managed to get hold of some genuine SMK mainsprings. Ideal for the majority of SMK rifles. The springs will have to be cut to suit your power needs to keep them below 12 ft lbs

Spring sizes are as follows.

Length 295mm

Outside diameter 19.7 +/ - mm

Inside diameter 13.9 + / - mm

Wire thickness 2.9mm

These are genuine SMK springs at a great price.

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I have managed to get hold of some genuine SMK mainsprings. Ideal for the majority of SMK rifles. The springs will have to be cut to suit your power needs to keep them below 12 ft lbs

Spring sizes are as follows.

Length 295mm

Outside diameter 19.7 +/ - mm

Inside diameter 13.9 + / - mm

Wire thickness 2.9mm

These are genuine SMK springs at a great price.

I have managed to get hold of some genuine SMK mainsprings. Ideal for the majority of SMK rifles. The springs will have to be cut to suit your power needs to keep them below 12 ft lbs

Spring sizes are as follows.

Length 295mm

Outside diameter 19.7 +/ - mm

Inside diameter 13.9 + / - mm

Wire thickness 2.9mm

These are genuine SMK springs at a great price.