The striplula is a military-quality 5.56 /.223 cal.10-round magazine loader.It facilitate loading both 10-rounds from stripper clips and 10 loose rounds into a magazine.It does so fast, safe, in comfort and painless.This model is compatible with ruger mini-14 metal, polymer, stripper-clips, and magazines.Caliber: 223 RemCapacity: 10 rdFinish: BlackModel: LoaderMaterial: PolymerType: LoaderModel Fit: Mini-14Brand Fit: Ruger