CZ P10 +3 Mag Extension 

The parts are shipped with the screws in the holes. Loctite needed with install.

Fits both Compact and Full Size 9mm and .40 only

If you need ones to fit the 141 gauge with 18rd mags, please note in comments! There are specially made parts for this particular situation. 

Made from 6061 Aluminum. Please note that all our parts are sent in batches to anodize. Each batch may vary slightly in shade of black or color. Thank you for you understanding. 

Sold as an ergonomic basepad extension only. Will not increase capacity on 10rd magazines.

Stock Springs work with these Extensions.