MBX Complete Tubes were designed to be Competition Ready with exclusive features to meet the highest demands for today’s shooters.
All 126mm 9mm/.38 magazines hold 20-21 rounds
All 126mm .40/10mm magazines hold 18-19 rounds
All 126mm .45ACP magazines hold 16 rounds
All 141.25mm 9mm/.38 magazines hold 23-24 rounds
All 141.25mm .40 Cal/10mm magazines hold 20-21 rounds
All 141.25mm .45ACP magazines hold 18 rounds
All 155mm 9mm/.38 magazines hold 27 rounds
All 171.25mm 9mm/.38 magazines hold 29-30 rounds
All 171.25mm .40 Cal/10mm magazines hold 26 rounds
*Our tubes are designed exclusively to work with MBX Base Pads, Springs, and Followers. These tubes are not designed to work with other manufacturers’ components. Â Witness holes on rear of tube to indicate round count for all tubes.
MBX tube is designed to work with STI/SVI & all 2011 style pistol grips and mag catch height. Concerning the New STI grips due to the reworking on some models, MBX cannot guarantee our magazines will drop-free and the grip may need to be adjusted.