Please do not attempt to purchase large capacity magazines if you reside in a location where you may not legally posses them (Ca, Co, Ct, DC, Hi, Il, Md, Ma, NJ, NY, OH) please check laws for your state.
The Next Generation of STI Style High Performance Competition Ready Magazines:
Made from Heat Treated 410 Stainless for Ultimate Durability.
No spacer required for 170mm & 140mm 9mm/.38 magazines.
MBX Complete Tubes were designed to be competition ready with exclusive features to meet the highest demands for today's shooters.
- All 140mm .40 Cal/10mm magazines hold 20-21 rounds
- All 140mm 9mm/.38 magazines hold 23-24 rounds
- All 155mm 9mm/.38 magazines hold 26-27 rounds
- All 170mm 9mm/.38 magazines hold 29-30 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.
The tube is designed to work with the MBX Extreme Follower. This is a wider follower with features that will allow for maximum reliability and capacity.
Witness holes on rear of tube to indicate round count for all tubes.
Tube is designed to work with STI style grips and mag catch height.
Please do not attempt to purchase large capacity magazines if you reside in a location where you may not legally posses them (California, Hawaii, Massachusetts, New York) please check laws for your state.
State Magazine Capacity Restrictions Listed here are state laws restricting the sale of certain high-capacity magazines. These are state laws, sometimes there are county or city laws with stricter restrictions. It is your responsibility to be or become familiar with local gun laws.
California: We do not ship, sell, or offer for sale any magazines over 10 rounds to anyone in California or anyone using a billing address in the state of California.
Colorado: We do not ship, sell, or offer for sale any magazines over 15 rounds to anyone in Colorado or anyone using a billing address in the state of Colorado.
Connecticut: We do not ship, sell, or offer for sale any magazines over 10 rounds to anyone in Connecticut or anyone using a billing address in the state of Connecticut.
DC: We do not ship, sell, or offer for sale any magazines over 10 rounds to anyone in DC or anyone using a billing address in the state of DC.
Hawaii: We do not ship, sell, or offer for sale any magazines over 10 rounds that may fit a handgun to anyone in Hawaii or anyone using a billing address in the state of Hawaii.
Illinois: We do not ship, sell, or offer for sale any magazines over 12 rounds to anyone in Chicago, IL or anyone using a billing address in Chicago, IL. We do not ship, sell, or offer for sale any magazines over 15 rounds to anyone in Aurora, IL or anyone using a billing address in Aurora, IL.
Maryland: We do not ship, sell, or offer for sale any magazines over 10 rounds to anyone in Maryland or anyone using a billing address in the state of Maryland.
Massachusetts: We do not ship, sell, or offer for sale any magazines over 10 rounds to anyone in Massachusetts or anyone using a billing address in the state of Massachusetts.
New Jersey: We do not ship, sell, or offer for sale any magazines over 15 rounds to anyone in New Jersey or anyone using a billing address in the state of New Jersey.
New York: We do not ship, sell, or offer for sale any magazines over 10 rounds to anyone in New York or anyone using a billing address in the state of New York.
Ohio: We do not ship, sell, or offer for sale any magazines over 30 rounds to anyone in Ohio or anyone using a billing address in the state of Ohio.