Description Attention sub-gauge shooters. Alliant Powder now offers a new propellant to satisfy your shooting passion. Introducing 20/28, a powder designed to deliver competition-grade performance to 20 and 28 gauge clay target shooters. Extremely clean burning with proven lot-to-lot consistency, 20/28⢠is sure to elevate any sub-gauge shooter's confidence...and scores. Grain shape is flake. Firearms, trailers, and some accessories are only available for purchase in stores. Each location follows all BATF and individual state/county/city laws to insure the desired product is legal for sale. Any info provided online is subject to change, please go to your local store for more accurate information.