The 1" wide Kaps are for the medium frame Glocks (19,17,22 etc) The 1.125" (ie. 1 1/8") wide Kaps are for the larger frame Glocks (20, 30, 40 etc) which will come at a later date.
If you ever have any questions on which Kap to choose and are not sure, you're always more than welcome to contact us as we can guide you through the process!!
Some hand sanding may be required for a flush fit*
*NOTICE: THIS PRODUCT HAS BEEN DESIGNED, ENGINEERED, AND MANUFACTURED TO THE HIGHEST QUALITY STANDARDS AND IS SUITABLE FOR THE PURPOSE AND USE SPECIFIED. NO LIABILITY IS EXPRESSED OR IMPLIED FOR DAMAGE OR INJURY WHICH MAY RESULT FROM IMPROPER USE OF THIS PRODUCT. IF YOU HAVE ANY QUESTIONS REGARDING THE SUITABILITY, INSTALLATION, OR USE OF THIS PRODUCT PLEASE VISIT JAGERWERKS.COM AND CONTACT AN EXPERIENCED CUSTOMER SERVICE REPRESENTATIVE FOR ASSISTANCE. WE STRONGLY RECOMMEND THAT ANY MODIFICATION THAT IS MADE TO YOUR FIREARM BE THOROUGHLY CHECKED BY AN ACCREDITED GUNSMITH.