Due to the recent notice by the Canadian Postal Union we will not be accepting Canadian orders until the situation is resolved. This only effects Canada, we will still accept all other international orders.

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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

4566 (45 Series)

Schematic Image

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

Image Part Key Product # Description Price Add To Cart
Trigger Assembly, .304", Smooth, Stainless
76 361810 Trigger Assembly, .304", Smooth, Stainless $59.15 Buy Now
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77 361840A Trigger Pin $2.45 Buy Now
Trigger Play Spring
78 327340 Trigger Play Spring $6.55 Buy Now
Trigger Play Spring Rivet
79 361860A Trigger Play Spring Rivet $2.45 Buy Now
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80 327500A Trigger Plunger $6.65 Buy Now
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81 361890 Trigger Plunger Pin, Stainless $2.35 Sold Out
Trigger Plunger Spring
82 327570A Trigger Plunger Spring $2.35 Buy Now
Firing Pin Retainer, Stainless
87 347300 Firing Pin Retainer, Stainless $53.85 Buy Now
Grips, Curved Backstrap (For Models w/o Decocking Lever)
96 533770 Grips, Curved Backstrap (For Models w/o Decocking Lever) $26.35 Buy Now
Rear Sight Assembly (Adjustable; 3 Dot)
NI 359630 Rear Sight Assembly (Adjustable; 3 Dot) $97.20 Buy Now
Recoil Buffer
NI 765630 Recoil Buffer $14.25 Sold Out