Allen screw


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Related to Allen screw: Allen key, Allen head

Allen screw

[′al·ən ‚skrü]
(design engineering)
A screw or bolt which has an axial hexagonal socket in its head.
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Laserlyte does not stop there as the bottom of the Sub Compact V2 accepts a small Picatinny rail, which attaches to the bottom of the V2 by sliding the dovetails of the adapter onto the mating system of the V2 and attaching with two Allen screws.
The alloy rear sight appears identical to the Ruger Super Blackhawk rear sight, while the front sight is ramp-style with an orange face; the base of which is held on to the barrel with an Allen screw.
Tenders are invited for Emd Pt No: 9421620 Allen Screw Of Size 5/16 Inch X 18 Unc-3A X 12 Inch Long As Per Enclosed Drawing Or Of Make:Tvs/Lps/Pfl/Unbrako Only.
Tenders are invited for Hexagonal Socket Screw Allen Screw Of Size: 5/8 Inch X 11 Tpi X 2 1/2 Inch Long With Threaded Length Of 1 3/4 Inch Roll Thread To Property Class : 10.
Unfortunately, unlike an AR15 or AR-10, the two halves are secured by heavy Allen screws as opposed to simply pushpins.
Two Allen screws secure the rear sight in its dovetail, allowing lateral movement.
My Picatin-ny base was already drilled and countersunk for installing with four 8/32 flat head Allen screws, so I drilled and tapped the first screw hole for that size.
In contrast, my compound has 13 Allen screws, a string and two cables, a peep sight, and a rubber tube to keep the peep lined up.