Glock OEM Plus 2 Magazine Extension

Glock OEM (factory) current production +2 magazine extension will add 2 rounds to all the standard (hi-capacity) 9mm including the G26,27 & 33 magazines. Will not work or add 2 rounds to any of the reduced capacity 10 round single stack magazines. Adds 1 round to 45 GAP, 40S&W, 357SIG magazines

Includes 1 extension and 1 insert.

Does not fit Non Full Metal Lined (NFML) early production magazine, 45ACP or 10mm magazines.

Part number 36 on the Glock Schematic