Yankee Hill Machine MR7 Series Carbine Top End - Four Score and Seven Firearms LLC Production Website

Four Score and Seven Firearms LLC
Four Score and Seven Firearms LLC
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Yankee Hill Machine MR7 Series Carbine Top End

SKU Yankee Hill Machine MR7 Series Carbine Top End
5.56mm
MSRP $480.00 - YHM-7135-7
MSRP $480.00 - YHM-7135-9


Select Model on Checkout

PRODUCT FEATURES
This top end is chambered in 5.56mm and comes in either 1:7 or 1:9 twist. This top end incorporates our MR7 Mid-Length M-Lok handguard that bridges the gap between the upper receiver and hand guard for a seamless look It also is “T” marked for position on the top rail.

This top end does not include the charging handle or bolt carrier group.
SPECIFICATIONS
  • Forged 7075-T6 Flat Top Upper Receiver with M4 Feed Ramps and "T" marked
  • Forward Assist
  • 16" 4140 Steel Barrel, Heat Treated to RC 25-32 Threaded to take our Popular Muzzle Accessories
  • YHM Phantom Flash Hider (YHM-28A)
  • YHM Mid-Length M-Lok Handguard (YHM-5325)
  • YHM Low Profile Gas Block (YHM-9383)
  • Total Weight: 4.1 lbs.

* For Barrel Twist Rates, make a selection at checkout.
$ 440.00
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Four Score and Seven Firearms LLC
461 Pheasant Ridge Rd
Lake Zurich, IL 60047
(630) 222-8131
fsasfirearms@att.net
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