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Yankee Hill Machine Diamond Series AR-15 Free Float Quad Rail Rifle Length Blued Steel YHM-9635-DX

Yankee Hill Machine
Ships from Warehouse 7
Typically ships within 1 to 2 business days.
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Yankee Hill Machine makes some of the highest quality firearm accessories you can find. The Diamond Series from Yankee Hill Machine features a unique diamond shaped heat vent, with an extended top rail for gap free installation. The rails are marked with locations allowing you to quickly identify and return accessories to the same spot on the rail. Not only does it accept the YHM end cap, but the rail also utilizes the anti-rotation screws for an ultra secure installation. The forearm and barrel nuts are constructed from 6061-T6 aluminum and hard coated to military specifications. The jam nut and anti-rotation screws are steel and plated matte black finish to match.

Specifications and Features:
Diamond Series Free Float Quad Rail
Rifle Length
6061-T6 Aluminum
Hard Coated to Mil Spec
Overall length 12.58"
Overall height and Width 2.430"
Inner Diameter 1.750"
Total Weight 19.87 oz

1 Yankee Hill Diamond Series Free Float Quad Rail Rifle Length
1 Jam Nut
1 Barrel Nut
2 Anti-Rotation Screws


Item#: 7-YHM9635DX
Total number of Reviews: 3

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5.0 5
"I ordered this quad rail because of my other YHM products. I have had such good luck with YHM and this did NOT disappoint! It fit perfectly, and VERY solid. I put the screw in end cap on it too and this thing looks amazing! Do not hesitate to buy this product!"
– Nate
5.0 5
"I bought this hand guard for my first AR build. Simple to I install and looks great! Extremely satisfied with this product!!"
– Steve
5.0 5
"Got the rifle length rail for my mid length gas system with a low profile gas block and everything fit and operates perfectly I'm Lovin it"
– Budget Minded AR