These are made from the factory release and we have added a extension for those who want a little extra reach so you don’t have to shift your grip to drop a magazine. This is extended from the factory release and is suitable for competition use.  This is a permanently assembled unit and not intended to be disassembled from the mag release’s body. Right and Left handed. This is extended .1″ longer than the factory release and is suitable for carry and competition use. *USPSA Production, Limited, and Open approved.  .247oz

OEM Stop and Spring is INCLUDED