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Still Can't Find It?

If you're unable to locate an item please contact us directly.

Please have the following information ready:

  1. Firearm Manufacturer
  2. Firearm Model and Serial Number
  3. Gauge or Caliber of Firearm
  4. Part Description
  5. Any other pertinent information

Then please call our Sales Department toll free at:

866-NUMRICH
(866-686-7424)

Outside U.S.A.:

845-679-2417

Office Hours:
Monday through Friday
8:00 a.m. to 4:30 p.m. EST

MKI Gas Pistol (*)

Schematic Image

*Part Key 'NI' stands for 'Not Illustrated'.

Image Part Key Product # Description Price Add To Cart
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499510 Barrel Nut, Front $6.10 Sold Out
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477810 Barrel Nut, Rear $5.45 Sold Out
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477820 Barrel Set Screw $3.30 Sold Out
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478170 Bolt Assembly $37.15 Sold Out
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478200 Bolt Detent Spring $2.35 Sold Out
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478180 Bolt Guide Screw $3.30 Buy Now
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477870 Cocking Knob $11.25 Buy Now
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478150 Cocking Knob End $4.35 Sold Out
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478040 Elevation Screw Washer $2.35 Sold Out
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478120 Grip Screw $3.00 Buy Now
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477920 Hammer Spring $5.45 Sold Out
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478030 Hammer Spring Washer $2.55 Buy Now
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478140 Piercing Body Nut $11.25 Sold Out
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478130 Piercing Nut Pin $2.35 Sold Out
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478190 Piercing Plug $4.00 Sold Out
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478210 Plug Retainer $2.35 Buy Now
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478160 Safety Assembly $25.30 Sold Out
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478070 Screen Retainer $2.35 Sold Out
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477990 Sear Spring $2.35 Sold Out
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478090 Sear Spring Screw $3.30 Sold Out