GP Limit Choices is a Gravity Forms plugin that allows you to limit how many times each “choice” on a multi-choice field may be selected (e.g. Radio Buttons, Checkboxes, Drop Downs, etc). It works with Product and Option fields with these input types as well.
Download Gravity Perks Limit Choices 1.7.1 at WP Liga for Free with an active Membership. You will receive the exact same .zip file distributed by the original author, secure and 100% virus free.