U.S. M1 Carbine
National Postal Meter
Serial Number: 4,220,7xx


On sale at an online auction. No background information. Seller approved sharing pictures and info.

Barrel Group

Barrel type 2B Underwood 7/43
Front Sight type 1 unmarked
Barrel Band/Swivel type 1  
Gas Piston Nut    
Barrel Skirt    
Slide type 3  
Operating slide stop type 2  

Slide has last 4 digits of receiver serial number. INTRAC KNOX TN on bottom of barrel below Underwood markings.

Stock Group

Stock type 2 RSG (used by Saginaw SG, Saginaw Gear, and Irwin-Pedersen)
Handguard type 2  

Slingwell has last 4 digits of a different receiver serial number, 2330.

Receiver Group

Receiver type 2 National Postal Meter
Rear Sight type 3 I.R. CO.
Operating Spring Tunnel Housing part of receiver  
Recoil Plate    

Manufacturer name and serial number obscured by rear sight. "Bavaria Rural Police" milled in top of receiver along left side by bolt.

Bolt Group

Bolt type 2  
Extractor Plunger    
Firing Pin    

Bolt has the last 4 digits of the receiver serial number etched on top.

Trigger Group

Trigger Housing type 2  
Trigger Spring    
Trigger Housing Pin     
Safety type 4 SS in circle
Magazine Catch type 2A  
Magazine Catch Plunger    

Rear T of trigger housing has last 4 digits of receiver serial number. Bottom outside of trigger housing forward of trigger guard has the numbers 0041. These were usually an inventory number used by the Bavarians. No other markings with these numbers.

Additional Information

none available

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