Masterpiece Arms Data Card Holder
Masterpiece Arms Data Card Holder, The Data Card Holder System from MPA is designed for use on the full size chassis from MPA. It provides an efficient means of checking vital shooting information while maintaining cheek weld. The Data Card has a surface similar to a dry erase board allowing for use of dry erase markers and grease pens -- however MPA recommends the using Crayola Washable Markers.