USGI Original M16A1 and M16

Individual Parts

* New : Since we have a variety of items for sale some items might go temporarily out of stock.  The item text will be Red and will be abbreviated - TOS for temporarily out of stock.  You can call and ask about the parts, and we can give you an estimated time when they will be available again. 

* Individual pictures of M16A1 furniture are not available on Mobile devices.  View the M16A1 furniture set page for example pictures.

 * Individual Handguards are Type F handguards - having the "R" and "L" markings and (manufacturing holes) in the heat shield (orignally used from 1971-1982).

 * Scroll down the page for pictures.  For more example pictures of items view the Furniture Sets page for reference.

Triangular Handguard Set


USGI M16/M16A1, Vietnam era, triangular handguard set. 
Hand picked and sorted so the left and right handguard match very well, original finish. Build your own SP1.
Satisfaction guaranteed, rare, the real thing. Handguards are not demilled. All parts have a glossy black finish.


Collectors Grade - $190.00 per set. 
Expert Grade - $145.00 per set. 
Sharpshooter Grade -$120.00 per set.
Marksman Grade - $95.00 per set.

USGI M16A1 Vietnam era buttstock assembly ( Type E with trapdoor )

USGI M16A1, Vietnam era buttstock assembly, with complete buttplate, rear swivel and screw. Hand sorted. Great for building or restoring your SP1. Brand new plastic trap door. Reparkarized sling swivel and swivel screw.  All parts have a glossy black finish.


Collectors Grade - (comes with aluminum trap door assembly) $220.00

Expert Grade - $170.00

Sharpshooter Grade -$155.00

Marksman Grade - $125.00

USGI M16 Vietnam era buttstock assembly ( Type D without trap door )

It's very hard to find this early rare stock in the conditions listed below.  All parts have a glossy black finish.


Collectors Grade - $295.00 - TOS
Expert Grade - $210.00 - TOS

Sharpshooter Grade - $165.00

Marksman Grade - $135.00

Pistol grip


USGI, M16 / M16A1 / AR15 Vietnam era, pistol grip. Original finish, sharp knurling. Hand picked.  All parts have a glossy black finish.

Collectors Grade - $48.00 
Expert Grade - $24.00
Sharpshooter Grade - $15.00
Marksman Grade - $5.00

* None of our parts that we sell will have cracks or missing teeth *


Collectors Grade - Parts show almost no wear or use, like new.

Expert Grade - Parts are in Very Good condition, may show light scratching.

Sharpshooter Grade - Parts are in Good to Very Good condition, may show minor scratching or dings.


Marksman Grade - Parts are in Good condition, may show a fair amount of scratching or dings.


*Hover over pictures for individual prices.* 

*Pictures are an example of the items you will receive.*

Grade D Stock
Grade D Stock
Sharpshooter Grade D Stock
Marksman Grade D Stock

Click here for a picture -->


GI spec. Buffer, tube, spring + short upper buttplate screw.
Everything to complete your U.S.C.O. GI Buttstock..... $42.00 


GI spec. Short upper buttplate screw....$4.00

Other items:

Delta Ring - $7.00

Delta Ring Kit (Includes delta ring, weld spring and handguard snap ring.) - $12.00

Triangular Cap .625" Inside Diameter - $3.00

Triangular Cap .750" Inside Diameter - $3.00

Pistol Grip Screw and Lock Washer - $2.00

M16A2 buttplate housing - $3.00

M16A2 buttplate complete - $12.00

The world’s largest supplier of USGI M16A1-series Collector’s Grade furniture.


USCO Cell Phone 1-309-945-2832

Office Phone 1-309-441-5122   |

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USGI Collectors Grade

Individual pistol grip price - $48.00