Custom recoil spring PROGRESSIVE ONLY FOR COMPETITION

รหัสสินค้า : 1911 and clones

1911/2011 pistols and their clones with 5″ barrel length.

While getting pressure the spring starts functioning in two phases:

• 1st: The first half of the spring with identical distance between coils starts compressing from the beginning.

• 2nd: After the first half has been fully shrunk the second half with reduced coil distance starts its compressing as well.

All springs are painted with polymer heat treated paint which remains flexible throughout the whole period of service. The paint does not ruin or dye handgun from inside.

Table of colors:

• 6 lbs – DARK BLUE

• 7 lbs – DARK GREEN

• 8 lbs – GREY

• 9 lbs – BROWN

• 10 lbs – MAGENTA

• 11 lbs – GREEN

• 12 lbs – BLUE

• 13 lbs – WHITE

• 14 lbs – RED

• 15 lbs – ORANGE

• 16 lbs – ROSE

• 17 lbs – YELLOW

• 18 lbs – BLACK