MEC Outdoors 31 Powder Bushing Size #31
http://www.tandktactical.com/shop/098489016919-mec-outdoors-31-powder-bushing-size-31-7045
http://www.tandktactical.com/web/image/product.template/7045/image_1920?unique=ede47e0
Mec's Powder Bushing regulates the amount of powder for your shotshell load.
