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XMG Belt-Fed AR-15/M16 Upper Receiver

SOLD OUT

 

 

(UPDATE 2020: We don’t have any more XMGs and don’t have any plans to make more batches since MG34 parts are very difficult to source now.  To make the receivers alone we need the original cams.  We’d need at least 30-50 of them to make it worthwhile to steer our machine shop with respect to staff, tooling, and setup in that direction. )

 

This durable milled steel upper receiver alters the method of feed from magazine-only to belt-only and the caliber to 8mm Mauser or 308. It requires no modification to your lower receiver. It simply clips on just like the standard AR-15 / M16 upper receiver. Each XMG comes complete with all parts except for the lower receiver. It is capable of semi-auto-fire-only operation with AR-15 and variant weapons and selective-fire with M16 and variant weapons but may not be used on transferable machineguns. It has a cycle rate of 700-1000 rounds per minute. Original MG34 selective fire components and bolts cannot be introduced to the XMG configuration. The XMG is fed from MG34/42 50-round flexible, metal belts, two or more of which can be joined end to end.

Its design is based on the MG-34 and it utilizes some parts from the MG-34. Most important are the bolt head, barrel, feed cover/tray, and muzzle parts.


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Shown on MG-34 Sustained Fire Kit

  

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XMG Shown on Modified MG3 Ground Mount with Hendsoldt Optics.  

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Shown on AA Mount with BRP 34 to 42 adapter:

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Original, un-cropped photograph used for the ShotGun News article of April 5, 2010.  
This excellent photo of an XMG taking down drones at Big Sandy was graciously supplied by:
Richard MacLean, www.MacLeanTech.com.

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One XMG just isn't enough. Shown on a modified MG3 double mount.

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MG-34 / XMG 308 Conversion 

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34308ft.jpg 308 Feed Tray with M13/M60 Link Guide:

How It Works 
Once the original feed block is modified to assist 308 feeding, it will continue to function with 8mm as well. At this point, simply switch the quick-detach barrel and feed tray to your desired caliber. Since 308 is a lower-pressure round than 8mm, you may want to replace the 8mm booster with the 308 booster to increase the cyclic rate. Be careful not to use the 308 booster when firing 8mm.

 

 

 

XMG Transit Chest: 

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  • MG34 308 & 8mm Feed Tray - newly machined MG34 308 & 8mm Feed Tray - newly machined

    MG34 308 & 8mm Feed Tray - newly machined

    Newly machined two caliber feed tray with removable spacer that can be used for both 8mm & 308/7.62x51 NATO.  Material: 1018 CR Steel with Black Nitride® plating for durable surface hardness. Includes Spacer and Screw for use...

    $400.00
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  • MG34 7.62 NATO Conversion (without tray)

    MG34 7.62 NATO Conversion (without tray)

    MG-34 / XMG 308 Conversion (7.62 NATO)   1)  Newly manufactured CHROME LINED barrel with original WW2 barrel collar Barrel Material: CrMoV - GBQ Commonly called "CMV" Headspace is set to the 7.62 NATO spec.  We can do the...

    $620.00
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  • MG34 Bolt Roller Spring Clip

    MG34 Bolt Roller Spring Clip

    Bolt Roller Spring Clip (the part that holds the rollers to the bolt / new production):   Installation Notes: Depending on the post, trim the tips as necessary using wire cutting pliers.  Trim at sharp angle so the tips are easier to tuck in...

    $6.95
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  • MG-34 Pin set MG-34 Pin set

    MG-34 Pin set

    All of the pins are newly manufactured. Countersunk on both ends, just as the originasl, for peening. Includes: 1 x Buffer Latch Pin 1 x Sear Lever Pin 1 X Recuperator Retaining Pin 1 x Top Cover Hinge Retaining Pin Finish: Black

    $17.50
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  • MG-34 to MG42 Bipod  and MG3 AA mount Adapter MG-34 to MG42 Bipod  and MG3 AA mount Adapter

    MG-34 to MG42 Bipod and MG3 AA mount Adapter

    Milled steel adapter designed to adapt the front or rear bipod mounts on the MG34 barrel jacket to use common MG42 or MG3 bipods on AA mounts.       One of our mounts is featured in this video at 22:00 min.  

    $195.00
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  • MG-34 Top Cover Hinge Pin MG-34 Top Cover Hinge Pin

    MG-34 Top Cover Hinge Pin

    This is a reproduction of the MG34 top cover hinge pin.  The spring and retaining pin are not included.  Material: Steel Finish: Black Oxide

    $26.50
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  • MG-34 Buffer Latch Retaining Pin MG-34 Buffer Latch Retaining Pin

    MG-34 Buffer Latch Retaining Pin

    This is a reproduction of the retaining pin for the buffer latch.  The same pin is used for retaining the sear lever.  It is countersunk on both ends, just as the original, for peening.     Finish: Black

    $4.50
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  • MG-34 Sear Lever Pin MG-34 Sear Lever Pin

    MG-34 Sear Lever Pin

    This is a reproduction of the retaining pin for the sear lever.  The same pin is used for retaining the buffer latch.  It is countersunk on both ends, just as the original, for peening.     Finish: Black

    $4.50
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  • MG-34 Bolt Catch Lever Pin MG-34 Bolt Catch Lever Pin

    MG-34 Bolt Catch Lever Pin

    This is a reproduction of the retaining pin for the bolt catch lever in the barrel jacket.  The same pin is used for the top cover hinge retaining pin.  It is countersunk on both ends, just as the original, for peening...

    $4.50
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  •  XMG Tripod Belt Guide for MG3 Ground Mount  XMG Tripod Belt Guide for MG3 Ground Mount

    XMG Tripod Belt Guide for MG3 Ground Mount

    This adapter is an optional part you can bolt onto the tripod to aid in supporting the belt.   To install this part, drive out the two roll pins at the front of the left main tripod rail. The holes in this part will line up with the holes on the...

    $22.50
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  • XMG Rear Tripod Mount - unassembled XMG Rear Tripod Mount - unassembled

    XMG Rear Tripod Mount - unassembled

    MG-42 rear tripod mount for XMG receivers with milled slot & hole pattern at rear: Includes: rear mount bracket, tripod pin, tripod pin retainer roll pin, dowel pin, & mount screw. This is the part we install on the XMG to adapt our XMG rifles...

    $60.00
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  • MG34  Bolt Catch Lever Spring MG34  Bolt Catch Lever Spring

    MG34 Bolt Catch Lever Spring

    Reproduction Spring for the Bolt Catch Lever in the Barrel Jacket   This is a critical part of the Bolt Latch assembly that prevents the bolt from prematurely unlocking.  This spring provides pressure for the pivoting latch that catches the...

    $4.50
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  • MG42 / XMG Front Tripod Mount MG42 / XMG Front Tripod Mount

    MG42 / XMG Front Tripod Mount

    MG-42 front tripod mount drilled and counterbored for 6-32 screws (included)   This is the part we install on the MG34 barrel jacket to adapt our XMG rifles to the MG3 ground mount.   Steel with Parkerized Finish

    $20.00
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  • MG-34 Top Cover Hinge Retaining Pin MG-34 Top Cover Hinge Retaining Pin

    MG-34 Top Cover Hinge Retaining Pin

    This is a reproduction of the retaining pin for the top cover hinge pin.  The same pin is used for the bolt catch lever in the barrel jacket.  It is countersunk on both ends, just as the original, for peening.    Finish: Black

    $4.50
    Add to Cart
  • MG34 Recuperator Assembly with Pin

    MG34 Recuperator Assembly with Pin

    Always run your MG34 with a fresh recuperator spring.  This will protect your unlocking cams from dents,  smooth the cycle, and protect your receiver from damage resulting from impact of the barrel collar.   New Production...

    $32.50
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  • XMG Firing Pin Timing Washer Set XMG Firing Pin Timing Washer Set

    XMG Firing Pin Timing Washer Set

    Set of 6 washers for setting the firing pin tip exposure.  Includes 2 each of 2 different thickness round washers and 2 each of the front conical washer.   Round Washers: spacing washers that sit between the Conical Washer and Polyurethane...

    $5.00
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  • XMG Buffer Spring Washer XMG Buffer Spring Washer

    XMG Buffer Spring Washer

    Price Each. These are know as Bellville disc springs.  By aligning them as a stack they form a very stiff spring ideal for buffering a powerful impact.     Belleville Disc Spring: spare buffer spring to add to buffer stack if it ever...

    $1.00
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  • XMG Buffer Post Only XMG Buffer Post Only

    XMG Buffer Post Only

    Buffer Post only   This is the part that is screwed to the original MG34 buffer cap and then screws into the buffer housing.  At the front, a long shoulder screw is installed to house the long stack of belleville disc springs that...

    $15.00
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  • XMG and MG42 Semi Bolt Hold Open Block XMG and MG42 Semi Bolt Hold Open Block

    XMG and MG42 Semi Bolt Hold Open Block

    Bolt Hold-Open / Range Safety Device: Retract the bolt and insert this piece through the ejection port then release the bolt forward against it. This will allow you to change barrels and also signal that the XMG, MG34, or MG42 is SAFE. To remove,...

    $15.00
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  • MG3-MG34-MG42 7.62 NATO Barrel Stub MG3-MG34-MG42 7.62 NATO Barrel Stub

    MG3-MG34-MG42 7.62 NATO Barrel Stub

    These are demilled short stub chamber sections of original German MG3 chamber ends. The thread on the end is M27 x 1.5.  This is the same for MG34, MG42, M53, and MG3.  Also the headspace-to-collar dimensions are the same on these as well...

    $1.75
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  • SALE
    MG34 308 Barrel (308 Headspace) CHROME LINED MG34 308 Barrel (308 Headspace) CHROME LINED

    MG34 308 Barrel (308 Headspace) CHROME LINED

    Newly manufactured CHROME LINED barrel with original WW2 barrel collar Headspace Spec: .308 Win. Barrel Material: CrMoV - GBQ  Commonly called "CMV" This durable material was imported from a specialty steel manufacturer in Germany and is well...

    Was: $575.00
    Now: $540.00
    Add to Cart
  • SALE
    MG34 Barrel (7.62 NATO) CHROME LINED MG34 Barrel (7.62 NATO) CHROME LINED

    MG34 Barrel (7.62 NATO) CHROME LINED

    Newly manufactured CHROME LINED barrel with original WW2 barrel collar Headspace Spec: 7.62 NATO Barrel Material: CrMoV - GBQ  Commonly called "CMV" This durable material was imported from a specialty steel manufacturer in Germany and is well...

    Was: $575.00
    Now: $540.00
    Add to Cart
  • MG34 Enlarged Booster Cone (Slow Fire) MG34 Enlarged Booster Cone (Slow Fire)

    MG34 Enlarged Booster Cone (Slow Fire)

    Material: Stainless Steel Enlarged diameter booster cone for reduced cycling pressure. Useful part to slow down an 8mm MG34.  By having a larger diameter opening in the front (.5" - approx 12.7 mm) compared to a standard German WW2 booster cone,...

    $35.00
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  • MG34 308 Booster Cone MG34 308 Booster Cone

    MG34 308 Booster Cone

    Reduced diameter & thicker wall booster cone  Material: Stainless Steel Useful part for a weak-cycling 8mm gun or 308 conversion.   The MG34 is a Short-Recoil operated gun.  When the bullet reaches the muzzle, the recoil and excess...

    $35.00
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  • MG34 M13/M60 Link Guide MG34 M13/M60 Link Guide

    MG34 M13/M60 Link Guide

    Link guide attached to feed tray ($15) This can only be used with trays that have the left side rear anti-tilt block removed.  The newly manufactured BRP trays have the anti-tilt block in place so these cannot be used.  

    $25.00
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  • MG34 Front Feed Pawl - 308/8mm MG34 Front Feed Pawl - 308/8mm

    MG34 Front Feed Pawl - 308/8mm

    Front Feed Pawl that can be used for 8mm & 308.  Improves feeding by keeping pressure on the cartridge as its being pushed forward.   It will allow the shorter 308 round to feed and improve feeding for 8mm.  - New...

    $35.00
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  • MG34/42 Basket Drum (Yugo) - Good Condition

    MG34/42 Basket Drum (Yugo) - Good Condition

    Yugo 50 rd Basket Drum.  Good Condition - minor blemishes but in good working order.   These are ideal for repainting in German colors. RAL 7021 is the grey Y5233-A is the tan (Dupont Centari) Repainting Info: http://www.mg42...

    $45.00
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