This is the standard slide stop that comes on the Full-Size Beretta PX4.
It is a single side slide stop that is slightly larger than the stealth lever slide stop that comes on the Compact Carry and Full-Size Carry PX4. For those that want a slide stop that is a little easier to reach and release.
DISCLAIMER: We recommend that this product as well as all other firearms parts & kits sold by Langdon Tactical be installed by a competent pistolsmith. No liability is expressed or implied for ANY damage or injury which may result from improper installation or use of this product. Installation of any firearm parts may limit or void the manufacturers warranty. We strongly recommend that the safety and operation of your modified handgun be thoroughly checked by an accredited gunsmith prior to use.