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Alcobra Metals, Inc. : Distributor of Specialty Metals

Pre-Slotted Picatinny Rail Extrusion


Standard Cut lengths

Click on the drop down box below to view the available "standard-cut lengths". If you see the size you want, click on it to select it, then enter the quantity you wish to order in the "Add to Cart" Box.


Custom or Production Cuts

Create your own custom or production cuts by entering the dimensions you need in the boxes below and selecting the quantity you want of that dimension.

All custom lengths and production cutting is priced on an individual basis, When you click the "Add to Quote" button an quote list is generated. When you are complete with the items on the quote list then provide name, email and phone number then submit quote. All quotes will be promptly replied to.


Standard Tolerance on cutting is +.125" -0" (+1/8" -0")

Picatinny Rail
Picatinny Rail

Mechanical Properties

Ultimate Tensile Strength 30,000 psi
Yield Strength 35,000 psi
Brinell Hardness 95
Elongation 8%
Rockwell Hardness B60
Machinibility and Weldability
6061 aluminum is the most commonly used aluminum alloy. It is specified in most any application due to its strength, heat treat ability, easy machinability, and weld ability. It is also capable of being anodized, adding a layer of protection for finished parts.

The main alloy ingredients of 6061 aluminum are magnesium and silicon.

Picatinny Rail Technical Specifications


Picatinny Rail Chemistry

Al 95.8-98.6%
Cr 0.04-0.35%
Cu 0.15-0.40%
Fe 0.70%
Mg 0.8-1.2%
Mn 0.15% max
Si 0.4-0.8%
Zn 0.25%