Please be aware that due to high order volume our order processing time is approximately 5 business days.

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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

Mainspring Housings

Image Product # Description Price Add To Cart
Mainspring Housing, Arched, Checkered Blued Steel
362070D Mainspring Housing, Arched, Checkered Blued Steel $22.95 Buy Now
Mainspring Housing, Arched, Serrated, Blued Steel
267440B Mainspring Housing, Arched, Serrated, Blued Steel $21.95 Buy Now
Mainspring Housing, Flat, Serrated, Gray Anodized Aluminum
1371830B Mainspring Housing, Flat, Serrated, Gray Anodized Aluminum $13.35 Buy Now
Mainspring Housing, Used, Flat, Serrated, Blued
1495620B Mainspring Housing, Used, Flat, Serrated, Blued $9.95 Buy Now