GLOCK factory OEM plus magazine extension kit

Item ID: GLOC7151/GLOC7165
Individual Price:

Agency Purchase:

For FEDERAL EXCISE TAX EXEMPT-OUT Law Enforcement or Agency purchases, please request price.

Individual Officer/Military Purchase:

For purchases being made by an individual, click Request a Quote.

Glock® Territory Restrictions

Kiesler is a Glock® distributor for agencies and officers in this territory (IL, IN, IA, KS, KY, MI, MN, MO, NE, ND, OH, SD, and WI). Not located in this territory?

Not in a Glock® Territory?

If you are not located in this territory, we cannot quote or sell you new Glock pistols. We can offer you new Glock factory accessories with no restrictions, including Glock factory high capacity magazines, parts, knives, and tactical lights. We also offer used or dept. trade-in Glock pistols in our closeout section on our website with no sales territory restriction.


  • Details
  • Restrictions

The GLOCK factory OEM plus magazine extension is compatible on GLOCK FACTORY magazines for 9, .40, and .357 caliber GLOCK models. This part includes the necessary insert required to install the extension onto a magazine. Adds 2 rounds on 9mm magazines and 1 on .40SW and 357sig. DOES NOT FIT GLOCK 20, 21, 29, 30, 37, 38, 39.  ARMORER INSTALLATION ADVISED.

  • Glock Magazine Base Pad, item with Glock Magazine Insert, items GLOC7151/GLOC7165
  • Will not fit 10-Round magazines, except G26 and G37
  • Disassembly and assembly required to replace part


First Responders, Military & FFL Sales Only

Kiesler's does not sell to or deal with the civilian market or individuals. Kiesler's only deals with, issues quotes to, and sells to federal, state, and local law enforcement agencies, individual officers, reserve officers, affiliated government agencies, US military, individual military personnel, retired military with retired id, retired law enforcement, DHS/TSA employees, licensed security officers, affiliated training facilities, FFL dealers, firefighters, EMS, corrections, prosecutors, and district attorneys. Due to restrictions, Kiesler's does not quote or sell weapons, high capacity magazines, or ammunition to California, Massachusetts, New Jersey, Maryland, New York City, or NY state.