Plus 1 Extension base plate for the Shield EZ 9mm factory magazines. Amazing extra control and better grip for your EZ9 plus one additional round of capacity, from 8 to 9 rounds.
Set screw size is No. 3 – 48 x 3/16
To get the extra round of capacity, the Magazine Load Assist tabs must be removed from the magazine. The magazines must be loaded like a conventional, single-stack magazine, without the Load Assist Button and the last round hold open feature is also disabled.
WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.