Welcome to Buds Gun Shop, our site is intended for individuals of at least 18 years of age.

Are you at least 18 years old?

YES

NO

Remember me temporarily while I shop.
I verify that this device is not shared.

Out of Stock Products

Products marked OUT OF STOCK are currently unavailable for purchase.

Receive Money Saving Offers

Enter your email address to receive our best deals and other store updates.

Enter your phone number to opt-in to receiving our best deals via text*

*By subscribing to Buds text messaging on 82124, you agree to receive recurring autodialed marketing text msgs (e.g. cart reminders) to the mobile number used at opt-in. Consent is not a condition of purchase.
Msg frequency may vary. Msg & data rates may apply. Reply HELP for help and STOP to cancel. See Terms and Conditions & Privacy Policy.

Subscribing to BudsGunShop.com emails indicates your consent to our Conditions of Use and Privacy Notice.

View Manufacturers

All Guns Ship Free!

MENU

Home
Products
Products
- Firearms
  Firearms
  - By Type
    
    By Type
    
    Handguns
    Revolvers
    Derringers
    Pistols
    Long Guns
    Modern Sporting Rifles
    Rifles
    Shotguns
    Lower Receivers
    Concealed Carry Handguns
    NFA Items
    Muzzleloaders
    Left Handed
    View All Firearm Types
  - By Price
  - Qualified Professional
    
    Qualified Professional
    
    QP Handguns
    QP Rifles
    QP Shotguns
    View All Qualified Professional Items
  - By Caliber
    
    By Caliber
    
    9MM
    .223 / 5.56
    45 ACP
    .22 Long Rifle
    12 Gauge
    .308 Winchester
    40 S&W
    .38 Special
    View All Calibers
  - By Manufacturer
  - Popular Models
  - State Compliant
    
    State Compliant
    
    California
    Massachusetts
  - Used Guns
    
    Used Guns
    
    Used Handguns
    Used Long Guns
    View All Used Guns
  - Other Ways to Browse
    
    Other Ways to Browse
    
    Choose Your Serial Number
    Rebate Available
    Make An Offer
    Price in Cart
    Recently Added Firearms
    View All Firearms
- Ammo
  Ammunition
  - By Caliber
    
    By Caliber
    
    9MM
    .223 / 5.56
    45 ACP
    .22 Long Rifle
    .22 Win Mag
    12 Gauge
    .308 Winchester
    40 S&W
    .38 Special
    View All Calibers
  - Other Ways to Browse
    
    Other Ways to Browse
    
    Ammo By Manufacturer
    Qualified Professional Ammo
    Rebate Available
  - Recently Added
- Accessories
  Accessories
- Gift Cards
- Special Deals
  Special Deals
Sign-In
Subscribe & Save
Join Team Bud's
Order Status/Account
Order Status/Account
Customer Q&A
Customer Help
Customer Help
- Contact Us
- Customer Q&A
- Useful Tools
  Useful Tools
- Before You Buy
  Before You Buy
- Buy With Confidence
  Buy With Confidence
- Team Bud's
  Team Bud's
  - Join/View Account
  - Newsletter Archive
- Manufacturer's Rebates
- Sales, Coupons, and Discounts
- Police & Military Discounts
  Police & Military Discounts
  - Who Qualifies?
  - Police & Military Discounts
- Sell Us Your Firearm
- Join NRA
Shopping Cart ()
Sell Us Your Firearm
Team Bud's Items
Team Bud's Items

Email Us
Order Status/Account
Customer Help
Log In
Cart

All Products
All Firearms
Bud's Gift Cards
Gun Accessories
Gun Parts & Tools
Knives & Tools
Clothing
Gun Sights & Optics
Safety Supplies & Security Gear
Camping Gear
Fishing
Gun Dollars
Hunting Gear
Ammo & Storage
Firearms

Search Descriptions

Email Us

login modal

shopping cart

Join The Team Bud's Click For More Info

All Products
All Firearms
Bud's Gift Cards
Gun Accessories
Gun Parts & Tools
Knives & Tools
Clothing
Gun Sights & Optics
Safety Supplies & Security Gear
Camping Gear
Fishing
Gun Dollars
Hunting Gear
Ammo & Storage
Firearms
Unsorted Firearms
Unsorted Optics
Unsorted Accessories
Unsorted Fishing
Unsorted Class III
Unsorted Ammo

SHOP BUD’S NEW SITE & SAVE CLICK HERE SHOP BUD’S NEW SITE & SAVE CLICK HERE SHOP BUD’S NEW SITE & SAVE CLICK HERE SHOP BUD’S NEW SITE & SAVE CLICK HERE

SHOP BUD’S NEW SITE & SAVE CLICK HERE SHOP BUD’S NEW SITE & SAVE CLICK HERE SHOP BUD’S NEW SITE & SAVE CLICK HERE SHOP BUD’S NEW SITE & SAVE CLICK HERE

By Type
Handguns
Revolvers
Derringers
Pistols
Long Guns
Modern Sporting Rifles
Rifles
Shotguns
Lower Receivers
Concealed Carry Handguns
NFA Items
Muzzleloaders
Left Handed
View All Firearm Types

By Price
Get Started

Qualified Professional
QP Handguns
QP Rifles
QP Shotguns
View All Qualified Professional Items

By Caliber
9MM
.223 / 5.56
45 ACP
.22 Long Rifle
12 Gauge
.308 Winchester
40 S&W
.38 Special
View All Calibers

By Manufacturer
Select Manufacturer

Popular Models
Browse Popular Models

State Compliant
California
Massachusetts

Used Guns
Used Handguns
Used Long Guns
View All Used Guns

Other Ways to Browse
Choose Your Serial Number
Rebate Available
Make An Offer
Price in Cart
Recently Added Firearms
View All Firearms

By Caliber
9MM
.223 / 5.56
45 ACP
.22 Long Rifle
.22 Win Mag
12 Gauge
.308 Winchester
40 S&W
.38 Special
View All Calibers

Other Ways to Browse
Ammo By Manufacturer
Qualified Professional Ammo
Rebate Available

Recently Added Ammo

By Type
Holsters
Magazines
Sights+Optics
AR Parts and Accessories
Targets
Cleaning Supplies
Gun Safes
Knives
View All Accessories

Recently Added Items

Find Accessories For My Gun
Recommended For You

Specials
Buy It and Try It Program
90 Day Layaway
Military/Police/Other
Clearance Items
Rebate Available
Recent Price Drops
Save with Combo Deals
Make An Offer
Price in Cart
Reserve Order Guns
Best Selling Items

Team Bud's Only
Team Bud's Discounts
Team Bud's Fast Track

Gift Cards Manufacturers Subscribe & Save ☰

Manufacturers Rebates

budsgunshop.com uses cookies to ensure you get the best experience. Details can be found in our Privacy Notice.

Got It!

Catalog Home
Community
Questions
Compatibility

BudsGunShop.com - Compatibility

View Past Winners

Have a Question?

Unanswered Questions

Categories

Ask the Community

Answered

Compatibility

Asked 12/24/2023 01:21 PM CT
by Juan S in Long Gun
Will it work with a Sig Sauer MCX-Spear Lt 16" Upper Ar Conversion Kit 7.62x39 ?

3 Answers

You must log in to ask, or respond to a question

12/24/2023 01:27 PM CT
by James G - Lifetime Points: 92027
Chosen as Best Answer

Hi Juan and welcome. Yes Sir. The Sig Sauer MCX-Spear Lt 16" Upper adapts with any M4/AR15 Spec Lower Assembly. Cheers and stay safe!

12/24/2023 02:01 PM CT
by Randy I - Lifetime Points: 29542

Yes it will fit and work fine

12/24/2023 01:59 PM CT
by Jason L - Lifetime Points: 3962

That combo will work. I so wish we could have the Franklin Binary set up here in NY!!

Best Answer

Please take a moment to give credit where credit is due by selecting the best answer from the response(s) below. Have not received a good answer yet? Don't give up; please consider removing and reposting your questions with additional details.

12/24/2023 01:27 PM CT by James G Best

Hi Juan and welcome. Yes Sir. The Sig Sauer MCX-Spear Lt 16" Upper adapts with any M4/AR15 Spec Lower Assembly. Cheers and stay safe!

12/24/2023 02:01 PM CT by Randy I

Yes it will fit and work fine

12/24/2023 01:59 PM CT by Jason L

That combo will work. I so wish we could have the Franklin Binary set up here in NY!!

Community Points

Help the community and win prizes. Having eligible accrued points will automatically enter you into our weekly drawings. Each point you earn is equal to one entry. As you answer questions and accrue points your chance of winning increases. Once you win a prize, your drawing eligible points will reset to zero so you can start over and win again the following week!

Find Accessories For My Gun

You can use our Live Chat if you have any questions about the item you just added to your shopping cart.

Have a Question?

As a whole our 4+ million customer's know more about firearms than we do. If you have a general question about a product we highly recommend that you first try out our customer Q&A feature. More often than not you will receive multiple answers to your question in minutes.

For the best customer experience using Live Chat, we recommend using Google Chrome.

Continue to Chat

Ask the Community

Catalog

Handguns
Rifles
Shotguns
Muzzleloaders
Ammunition
Accessories
Optics/Sights
Holsters
Magazines
NFA Items

Information

FAQ
The Shooting Bench Blog
How to Buy a Gun Online
How to Purchase NFA (Class III)
Why Buy From Bud's?
Payment Options/Cancellation Fees
Shipping & Returns
State Restrictions
Warranty
Team Bud's
Recent Reviews
Accessibility Policy

Partners

ShipMyGun.com
National Shooting Sports Foundation

Receive Money Saving Offers

Enter your email address to receive our best deals and other store updates.

Connect With Us

Buy With Confidence

4,990,966 Customers Since 2003

BBB ACCREDITED BUSINESS, A+ Rating

Copyright © 2003 - 2026 budsgunshop.com. All Rights Reserved. (NW3)

Conditions of Use • Privacy Notice • Mobile Terms & Conditions

4,990,966 Customers Since 2003

Receive Money Saving Offers

Enter your email address to receive our best deals and other store updates.

Catalog

Handguns, Rifles, Shotguns, Muzzleloaders, Ammunition, Accessories, Optics/Sights, Holsters, Magazines, NFA Items

Information

FAQ, The Shooting Bench Blog, How to Buy a Gun Online, How to Purchase NFA (Class III), Don't Lie for the Other Guy, Why Buy From Bud's?, Payment Options/Cancellation Fees, Shipping & Returns, State Restrictions, Warranty, Team Bud's, Recent Reviews, Accessibility Policy

Partners

ShipMyGun.com, National Shooting Sports Foundation

Copyright © 2003-2026 BudsGunShop.com
All Rights Reserved. (NW3)

Conditions of Use • Privacy Notice

Need Help? We're here for you.

Call Us: (859) 368-0371
Mon–Fri, 9am–5pm ET

Login to your account

Due to too many failed login attempts, for security purposes please complete the Captcha.

If you have forgotten your password you can reset it below.

Email..

Password

Remember Me Forget Password?

Create an Account

SUBSCRIBE AND SAVE!

Sign up to get our best deals, latest news,
and more delivered straight to your inbox!

Enter a valid name

First Name

Enter a valid Email Address

Email Address

No, thanks

View our terms & conditions
& privacy policy.

GET EVEN MORE!

Sign up for Bud's Gun Shop text alerts and never
miss an exciting deal or important update.

Enter a valid phone number

Mobile Number

No, thanks

By providing your number above, you agree to receive recurring autodialed marketing text msgs (e.g. cart reminders) to the mobile number used at opt-in from Bud's Gun Shop on 82124. Reply with birthday MM/DD/YYYY to verify legal age of 21+ in order to receive texts. Consent is not a condition of purchase. Msg frequency may vary. Msg & data rates may apply. Reply HELP for help and STOP to cancel. See our terms & conditions
& privacy policy.

THANK YOU!

We appreciate you signing up
for special deals.

View our terms & conditions
& privacy policy.