Adds Capacity:
- 3 Rounds for 20rd Gen3 PMAG
- 4 Rounds for 30rd Gen3 PMAG
- 5 Rounds for 40rd Gen3 PMAG

The MBX AR-15 Extension Basepad is designed for innovated Inter-Loc System adding stability plus giving the ability to connect two or more magazines together easily in seconds with our tool-less design.

Joins any size Gen3 PMAG 10rd, 20rd, 30rd, or 40rd together

Tool-less design allows for fast and easy connecting

Adds Stability and Capacity:
- 3 Rounds for 20rd Gen3 PMAG
- 4 Rounds for 30rd Gen3 PMAG
- 5 Rounds for 40rd Gen3 PMAG

Coupling Set Includes:
- 2 MBX AR-15 Extension Basepads
- 1 MBX Inter-Loc Block

Complete Inter-loc Stabilizer Set using MBX dual dove tail design allows for tool-less easy attachment of two magazines and stabilizers. The stabilizers can be used with a single or double magazine configuration.

Complete Set Includes:
- 2 MBX AR-15 Extension Basepads
- 1 MBX Inter-Loc Block
- 1 MBX Stabilizers Support Set

Joins two or more MBX AR-15 Extension Basepads together

MBX Inter-loc Block allows for fast easy and tool-less assembly of two or more magazines when used in conjunction with MBX AR-15 extensions.

Adds support to one or more MBX AR-15 Extension Basepads

MBX Inter-loc stabilizers support set gives support to a single or double magazine configuration allowing for an extremely stable monopod platform for the ultimate performance. Also, allowing for staging of a rifle with muzzle up or down while having a single magazine inserted.

Includes:
- 8 Set Screws
- 8 Orange Silicone Pieces
- 4 1in Slide Pins
- 4 .625 Slide Pins

For use on:

• MBX AR-15 Extension Basepad

• MBX Inter-Loc Block

• MBX AR-15 Inter-loc Stabilizing Support "Wings"