Description

This is a specific, small tension spring (Part #46) for the Huben GK1 air pistol.1 It is a precision helical spring with exact dimensions of 2.9 mm x30 mm x 0.6 mm (diameter 3x length x wire thickness).

Its function is to apply the correct tension to the magazine release arm, ensuring the lever snaps securely back into place and holds the magazine firmly during firing. This spring is a critical component of the pistol’s magazine indexing and retention system.