Samson Evolution 4-EX Rail Black

Name: Samson Evolution 4-EX Rail Black
Brand: Samson Manufacturing
Availability: InStock

Samson Manufacturing · Rails & Handguards

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Best price

$138.24at MidwayUSA

In stock checked Oct 23, 2026

Buy at MidwayUSA

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Where to buy

Store	Price	Availability	Buy	Add to build
MidwayUSA Best price	$138.24checked Oct 23, 2026	In stock	Buy at MidwayUSA
OpticsPlanet	$146.54Salechecked Oct 23, 2026	Out of stock	Buy at OpticsPlanet

Prices and availability change often, so confirm on the store's site before you buy. We may earn a commission from these links.

Price history

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Lowest in-stock price in the last 30 days: $138.24 at MidwayUSA. Dashed line = out of stock. Tracking since Oct 22, 2026.

Show the prices as a table

Store	Latest	Lowest	Highest
MidwayUSA	$138.24	$138.24	$138.24
OpticsPlanet	$146.54	$146.54	$146.54

Since Oct 22, 2026.

About this part

The Samson Evolution 4-EX Rail Black is an AR-15 handguard from Samson Manufacturing. It's sold by 2 stores (1 in stock), from $138.24 to $146.54. The lowest in-stock price in the last 30 days was $138.24 at MidwayUSA.

Specifications

Manufacturer: Samson Manufacturing
Color: Black
Platform: AR-15

From the manufacturer

Samson Evolution 4-EX Rail Black. Light weight and durable these Samson Evolution 10" Series Free Floating Rails offer the perfect upgrade for 3 gun shooters LE/Military or weekend enthusiasts alike. The 1.8" facetted OD offers a comfortable shooting platform while not being to large for most shooters. Samson Evolution 10in Series Handguard Rails can be added or removed easily to adapt the hand guard to your needs (units can also be mounted at 45 degree offsets). Specifications for Samson Evolution 10in Series Handguard: Manufacturer: Samson Color: Black Gun Make: AR Platform Gun Model: M16 M4 AR-15 Gun Type: Rifle Handguard Type: Free-Float Gun Rail: Picatinny Weight: 9.8 oz Condition: New Included Accessories: Standard Quantity: 1 Features of Samson Evolution 10in Series Free Floating Rail: Mil-spec hard coat anodized Thermal bushing locks onto the stock barrel nut No special tools required for installation The inside diameter is large enough to fit most suppressors (1.56") Continuous mil spec top rail Duel anti rotation tabs Relieved for most gas piston systems Thermal Bushings helps reduce heat transfer to hand guard Supplied with 2x 2" rail kits and 1x 4" rail kit Package Contents: Samson Evolution 10" Handguard Rail Samson 01-03012-01: Evolution 4-EX Rail Black