The Mec single stage 1 oz lead shot charge bar is designed to accommodate removable powder charge bushings (sold separately) to allow for variable powder charges. Additionally, it features a soft insert to prevent shearing when using larger shot sizes and hard lead shot. It is important to note that charge bars designated for lead shot are not interchangeable with those designated for steel shot. Precision-engineered anodized aluminum construction with a single-stage lead skeet special charge bar for enhanced durability and optimal performance in specialized shooting applications Designed for compatibility with interchangeable powder charge bushings Incorporate a soft insert to prevent shearing of larger or harder shot