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Questions & Answers
does this come with its own barrel nut or do you have to purchase that separately?

I dont think a narrel nut comes with this one rail. I have ordered this rail twice (not from optics planet) and one rail came with one and the other rail did not...that being said, it mounts to a regular barrel nut (A2 style)...you can buy them for about $5 or less...

by joe, Verified Owner, October 12, 2020
What is the inner diameter? Expert Answer

The inside diameter is 1.390".

by Ethan C., Gear Expert, May 16, 2018
Customer Reviews
Helpful Positive Review Troy Alpha by Towerpower, July 11, 2015
Have a couple of these in different lengths, super lightweight and rugged! Comfortable, relatively small hold. Definite recommend these to anyone. The optional quad rail attachments are nice as well.
1/1 found this helpful
Helpful Positive Review Perfect fit. Easy installation by Jimmy, Verified Owner, July 26, 2016
This is one of the premium quality handrails. Fit is perfect and machining is flawless. Extremely lightweight and the round shape is more comfortable on your hands compared to a quad rail. The anodizing is hard and will hold up to abuse. I'd also ...
Read More...
1/1 found this helpful
Most Recent Reviews love this rail by JAMES BROWN, Verified Owner, April 12, 2017
I love my new Alpha Rail. Looks awesome and works great. Flat dark earth color is bad a** and matches the Magpul accessories in the same color. Also the rail was very easy to install. The most difficult part was cut and grinding the glass bock to...
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Most Recent Reviews Simple value by John, January 5, 2017
Requires household tools (torque driver does help with consistency) to install on a standard barrel nut. Comes with rail segments for all 3 side in varying sizes. Very slim and lightweight rail that comes in a variety of sizes for a very reasonable ...
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Read All 4 Reviews
Color: Black Fabric/Material: Aluminum Gun Make: AR Platform Gun Model: AR-15 Handguard Length: 9 inGun Rail: Picatinny Condition: New Included Accessories: Standard

Code: OY-HZ-9ALPHRLNS-STRX-AL1-90BT-01

MPN: STRX-AL1-90BT-01

UPC: 812699015322

List: $214.19Save 24%
$162.99

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Product Info for Troy 9in Alpha Rai Free Float Handguard

The Troy 9in Alpha Rail, No Sight as the genesis of modular free float rails has arrived. Building off the TRX Extreme design that revolutionized rail based hand guards; the Troy 9in No Sight Alpha Rail utilizes a new low-profile locking mechanism, which offers unparalleled strength and stability. With unlimited mounting options and greater heat dispersion, the Troy 9in Alpha Rail, No Sight once again sets a new industry standard in modular free float rail design that comes with three detachable rails and all mounting hardware. Troy 9in No Sight Alpha Rails are machined from 6061-T6 hardened aircraft aluminum, finished in MIL-SPEC Type III Hard Coat Anodizing and work with a standard AR15/M16 barrel nut.image

Specifications for Troy 9in Alpha Rai Free Float Handguard:

Manufacturer: Troy
Color: Black
Fabric/Material: Aluminum
Gun Make: AR Platform
Gun Model: AR-15
Gun Type: Rifle
Handguard Length: 9 in
Handguard Type: Free-Float
Gun Rail: Picatinny
Condition: New
Included Accessories: Standard
Country of Origin: USA
Quantity: 1

Features of Troy 9in Alpha Rail, No Sight

  • Genesis of modular free float rails.
  • Disperses heat and runs cooler than other close to the barrel.
  • Comes with two 2" and one 4.2"detachable rails and all mounting hardware

Package Contents:

  • Troy 9in Alpha Rail w/ No Sight

Troy 9in Alpha Rai Free Float Handguard Orderable Models

List of Orderable Models

Troy 9in Alpha Rai Free Float Handguard, No Sight, Black, STRX-AL1-90BT-01 , MPN: STRX-AL1-90BT-01 , UPC: 812699015322 , Code: OY-HZ-9ALPHRLNS-STRX-AL1-90BT-01

Troy 9in Alpha Rai Free Float Handguard Unavailable & Discontinued Models

List of Unorderable Models

Troy 9in Alpha Rai Free Float Handguard, No Sight, Flat Dark Earth, STRX-AL1-90FT-01 , MPN: STRX-AL1-90FT-01 , UPC: 812699016947 , Code: OY-HZ-9ALPHRLNS-STRX-AL1-90FT-01
USED, Troy 9in Alpha Rai Free Float Handguard, No Sight, Black, STRX-AL1-90BT-01 , MPN: STRX-AL1-90BT-01-EDEMO , Code: OY-HZ-9ALPHRLNS-STRX-AL1-90BT-01-EDEMO-IN-C
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