ARMASPEC ST45 45° Short-Throw Ambi Safety Selector FDE

The ARMASPEC ST45 is a short-throw ambidextrous safety selector engineered for AR10 and AR15 platforms. It reaches the FIRE position at approximately a 45 degree rotation, allowing quicker manual manipulation compared to a full 90 degree selector. This selector is supplied in Flat Dark Earth and is intended for use only on receivers with compatible 45 degree FIRE markings.

Key Specifications

• The model is ST45.
• This product is classified as a Safety Selector.
• Designed to fit AR10/AR15 platforms.
• Operates with a short-throw 45 degree engagement to the fire position.
• The finish/color is Flat Dark Earth.
• AR-15 accessory status is Yes.
• Manufacturer-listed dimensions are 0.90 X 4.40 X 5.75.
• The listed overall length is 5.7500 and the height is 0.9000.
• The selector is described as having a smooth action and crisp lockup.
• Shipping restriction: No direct ship to California.

The ST45 provides a compact, ambidextrous control option for users seeking more immediate selector manipulation on receivers marked for the 45° FIRE position. Its short-throw geometry and positive lockup make it suitable for competitive, tactical, and precision-oriented AR builds where deliberate, repeatable control geometry matters. Choose this selector when you require a refined, user-friendly control upgrade that aligns with receivers specifically marked for a 45 degree fire position.