The SPD is a dedicated add-on for Ultimag magazines, enabling the operator to easily draw a magazine from a pouch.
 
Advantages:
Secure clip-on installation on the Ultimag floorplate
Spring loaded gripping lever, securely tucked-in until needed
Does not interfere with manual disassembly of the magazine
Made of durable and light weight polymer composite
Sold in pairs
Compatibility:
All Ultimag 30R magazines, 10R AR Ultimag magazines