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Get a demoSign inBILLET 7075-T6 Aluminum YHM Lower Receiver, New for 2014!. BILLET 7075-T6 Aluminum YHM Flat Top Upper Receiver. "T" Marked Upper Receiver with M4 Feed Ramps. 16" 4140 Steel Barrel, Heat Treated to RC 25-32, Melonite QPQ. Fluting Style Exclusive to the Model-57. Includes Tactical Charging Handle Latch. YHM Slant Brake. (YHM-26-MB-A). SLR-Slant handguard, Specter Length, New for 2014! (YHM-5145). Q.D.S. Sight System, hooded (YHM-5040-H). Magpul MOE Pistol Grip. Two Gen. 2 Windowless PMAGS. Adjustable Magpul CTR Buttstock. Forward Assist. Direct Impingement, Carbine Length Gas System.
| Model: | 57 |
|---|---|
| Manufacturer: | Yankee Hill Machine Co. |
| Item #: | MODEL-57 |
| Action: | Semi automatic |
| Caliber: | 6.8mm Remington SPC (Special Purpose Cartridge) |
| Barrel length: | 16" |
| Barrel finish: | Matte black |
| Barrel type: | Fluted |
| Grooves: | 6 |
| Rate of twist: | 1 in 10" |
| Stock type: | Expandable |
| Stock material: | Synthetic |
| Stock finish: | Black |
| Butt: | Plastic |
| Overall length: | 33.5 - 37.5" |
| Sights: | Q.D.S. Sight System |
| Q.D.S. Sight System | |
| Trigger: | 2 Stage |
| Trigger pull: | 5 lbs. |
| Magazine capacity: | 30 |
| Magazine type: | Two Gen. 2 Windowless PMAGS |
| Weight: | 7.43 lbs. |