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Barrel | IBM Corp, no date | |
Front Sight | type 2 | SI B (Simpro Mfg Co. of Newark, NJ for IBM) |
Barrel Band | type 1 | no markings on band, swivel KV B (Knapp & Vogt Mfg Co. of Grand Rapids, MI for IBM) |
Barrel Skirt | ||
Slide | type 4 | AO B (Auto Ordnance of Bridgeport, CT for IBM) |
Slide stamped with last 4 digits of receiver serial number.
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Stock | type 3 | BR-B in slingwell (Milton Bradley Co. of Springfield, MA for IBM) |
Handguard | type 2 | Q-RMC (Rock-Ola Mfg. Co. for Quality Hardware) |
Buttplate |
Last 4 digits of receiver serial number stamped in slingwell (twice) and underside of handguard.
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Receiver | type 2 | I.B.M. Corp. |
Rear Sight | type 1 | no markings |
Recoil Plate | type |
The agency name on the top of the receiver to the left of the bolt has been neatly ground off. On the top of the recoil plate are a series of letters difficult to fully identify. They appear to be "L.K. B.E.C.". The L.K. is clear, the B somewhat clear, the E and C are difficult to confirm, and may be an F and/or G.
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Bolt | type 1 | N with production number (National Postal Meter) |
Ejector | ||
Extractor | ||
Extractor Plunger | ||
Firing Pin | RI (Inland) |
No digits stamped or engraved in top on bolt.
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Trigger Housing | type 4 | BE-B (IBM) |
Trigger | ||
Sear | type 1 | SWB (IBM) |
Hammer | type 3 | WMB (Watkill Machine Co. for IBM) |
Trigger Spring | ||
Trigger Housing Pin | Type 2 | |
Safety | type 2 or 3 | unmarked |
Magazine Catch | type | WI (Wadsworth Watch Case Co. of Dayton, KY for Inland) |
Magazine Catch Plunger |
Last 4 digits of the receiver serial number on back of trigger housing.
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