38 Super Comp Brass Cases by Starline - 100 Pieces New Starline 38 SC (38 Super Comp) Brass Case - 500 Pieces 38 Super Comp Brass: The .38 Super Comp is a heavy duty rimless 38 Super. Similar internal capacity to 38 Super. Designed to enhance feeding reliability in high capacity magazines of... MSRP: Was: Now: $19.99