How many mm is picatinny

The Picatinny rail standard was developed from the Weaver rail and the only difference between the two is that the Picatinny rail has 5 mm gaps which are 5 mm apart and across its whole length.

The Picatinny rail is much more flexible than the Weaver rail. Because of the lack of versatility, the Weaver rail will probably disappear. The slots on the Weaver rails are 3. Most two-piece bases are still Weaver rails. All Picatinny rails have the same standard footprint, while there is no standard to follow for Weaver rails and the placement and the number of the slots is dependent on the producer. We would definitely recommend a P icatinny rai l over a Weaver rail.

This allows for the mounting of a red dot optic. Most medium to full-size handgun manufacturers include a Picatinny rail built into the bottom front portion of the frame. This is widely known as an accessory rail. Weapon lights and laser sights are the most common items mounted to handguns using this rail system. For instance, Glock handguns have their own proprietary rail design that is not interchangeable with the Picatinny rail.

Luckily, many companies have designed their products to be compatible with both Picatinny rails and Glock rails. Weaver Optics has been producing scopes for rifles for many decades. The mastermind behind the scopes, William Ralph Weaver, also designed the Weaver rail, a mounting system for his scopes. The Weaver rail predates the Picatinny and has some dimension differences that are important to note before you start switching out accessories.

The Picatinny rail is very similar to the Weaver design, but they do not exactly interchange. The Weaver mounting rails have slots that are. Picatinny slots are. Picatinny accessories will not fit on a Weaver rail, but Weaver accessories will fit on a Picatinny rail. Simply stated, this difference means an accessory designed for a Weaver rail will fit into the wider Picatinny rail slot.

However, accessories designed specifically for the Picatinny rail system will have notches that are too wide to fit the narrower Weaver spacing. Picatinny rail. Edit source History Talk 0. Picatinny rail dimensions, cross section dimensions in inches. Categories All articles with unsourced statements Articles with unsourced statements from November Articles incorporating text from Wikipedia Firearm components Mechanical standards Add category.

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