Parts & Accessories | Proven Arms & Outfitters | Page 3

Search

join email
contact

My account Find a store

join email
contact
Account
Cart (0)

ammo
- pistol/handgun
- rifle
- rimfire
- shotgun
firearms
le-mil programs
- beretta
  - pistols
  - rifles
  - shotguns
- iwi
  - pistols
  - rifles
  - shotguns
  - suppressors
- sig sauer
- smith & wesson
  - pistols
  - revolvers
  - rifles
  - shotguns
- springfield armory
  - pistols
  - rifles
parts & acc.
optics
knives
state compliant
- ca
- cn
- co
- dc
- de
- hi
- il
- ma
- md
- nj
- ny
- vt
- wa
closeouts

Sign in

Email*

Password*
Show Password

Sign in Forgot Your Password?

Sign up

Welcome! It's quick and easy to set up an account

Create an account

Home Parts & Acc. Sig Sauer, Fostech

Parts & Acc.

Clear All

Stock Status

Out of Stock

Categories

Ammo
Closeouts
Firearms
Knives
LE-Mil Programs
Optics
Parts & Acc.
State Compliant
- CA (141)
- CN (142)
- CO (209)
- DC (142)
- DE (235)
- HI (142)
- IL (209)
- MA (142)
- MD (143)
- NJ (143)
- NY (142)
- VT (142)
- WA (142)
Deals

Brands

Show More

Capacity

8
10
12
15

PRICE

Price: $0 - $1749

Sort By

Items Per Page

5 4 3 2 1

Select up to four products to compare, then click Compare Products Now

Compare Products Now

Quick View

Sig Sauer MAG 227 45 10 RD Item # SIG MAG-227-45-10 $45.00
Compare
Quick View

Sig Sauer MAG 229 40/357 10 RD Item # SIG MAG-229-43-10 $45.00
Compare
Quick View

Sig Sauer P229 .40/357SIG MAGAZINE Item # SIG MAG-229-43-12 $45.00
Compare
Quick View

Sig Sauer MAG 250 320 40/357 FULL 10 RD Item # SIG MAG-MOD-F-43-10 $48.00 $45.00
Compare
Quick View

Sig Sauer FOXTROT1X Item # SIG SOF12001 $82.00
Compare
Quick View

Sig Sauer XRAY3 D/N NO6 GN FRT NO6 RR SQ Item # SIG SOX10005 $80.00
Compare
Quick View

Sig Sauer STOCK, MCX, MPX, SIG FOLDING & TELESCOPING, 1913 INTERFACE, FDE Item # SIG STOCK-X-FOLD-TELE-FDE $185.00
Compare
Quick View

Sig Sauer MCX SPEAR LT - 300BLK 9" CALIBER EXCHANGE KIT Item # SIG WCALX-MCX-300B-9B-LT $729.00
Compare
Quick View

Sig Sauer MCX SPEAR LT - 5.56 11.5" CALIBER EXCHANGE KIT Item # SIG WCALX-MCX-556N-11B-LT $729.00
Compare
Quick View

Sig Sauer MCX SPEAR LT - 5.56 14.5" CALIBER EXCHANGE KIT Item # SIG WCALX-MCX-556N-14B-LT $729.00
Compare
Quick View

Sig Sauer MCX SPEAR LT - 5.56 16" CALIBER EXCHANGE KIT Item # SIG WCALX-MCX-556N-16B-LT $729.00
Compare
Quick View

Sig Sauer MCX SPEAR LT - 5.56 9" CALIBER EXCHANGE KIT Item # SIG WCALX-MCX-556N-9B-LT $729.00
Compare
Quick View

Sig Sauer MCX RATTLER - 300BLK 5.5" CALIBER EXCHANGE KIT Item # SIG WCALX-MCX-5B-300-TAP $729.00
Compare
Quick View

Sig Sauer MCX RATTLER - 5.56 5.5" CALIBER EXCHANGE KIT Item # SIG WCALX-MCX-5B-556-TAP $729.00
Compare
Quick View

Sig Sauer SLIDE, 320, 3.6IN, 9, XRAY3, ROMEO-X Item # SIG WSLIDE-320C-9-BXR3-RXX $519.00 $486.00
Compare
Quick View

Sig Sauer SLIDE, 320, 3.9IN, 9, XRAY3, ROMEO-X Item # SIG WSLIDE-320CA-9-BXR3-RXX $519.00 $486.00
Compare
Quick View

Sig Sauer SLIDE, 365, 3.7IN, 9, XRAY3, ROMEO-X COMPACT Item # SIG WSLIDE-365XL-9-BXR3-RXX $479.00 $469.00
Compare
Quick View

Sig Sauer SLIDE, 365, 3.1IN, 9, XRAY3, COMP, ROMEO-X COMPACT Item # SIG WSLIDE-365XL-9-COMP-RXX $479.00 $469.00
Compare
Quick View

Sig Sauer MCX RATTLER, 5.5" BARREL, 300 BLK, UPPER ASSEMBLY Item # SIG WUAMCX-5B-300B-BLK-TAP $1,749.00
Compare
Quick View

Sig Sauer MCX RATTLER 5.5" BARREL 5.56 NATO UPPER ASSEMBLY Item # SIG WUAMCX-5B-556-BLK-TAP $1,699.00
Compare
Quick View

Sig Sauer MCX-SPEAR LT 9" AR CONVERSION KIT 300BLK- BLK Item # SIG WUAMCXA-300B-9B-LT $1,749.00
Compare
Quick View

Sig Sauer MCX-SPEAR LT 11.5" AR CONVERSION KIT 5.56 NATO-BLACK Item # SIG WUAMCXA-556N-11B-LT $1,749.00
Compare
Quick View

Sig Sauer MCX-SPEAR LT 14.5" AR CONVERSION KIT 5.56 NATO - BLK Item # SIG WUAMCXA-556N-14B-LT $1,749.00
Compare
Quick View

Sig Sauer MCX-SPEAR LT 16" AR CONVERSION KIT 5.56 NATO-BLACK Item # SIG WUAMCXA-556N-16B-LT $1,749.00
Compare

5 4 3 2 1

BE THE FIRST TO KNOW

SIGN-UP FOR BRAND UPDATES AND NEWS ON OUR LATEST PRODUCTS.

Join email List

Info

Retail Store About Us LE-MIL Program Info FAQs FFL Locator Check Shipping Status Rebates & Promotion The Exchange, A Blog

Contact Us

910.637.0500 [email protected]

© 2025 Proven Arms & Outfitters. All Rights Reserved.

Legal

Privacy Policy Retail Return Policy Terms & Conditions Shipping Restrictions

Modal title

Our site is for individuals 18 years of age of older.

Are you at least 18 years old?