Freak XL - Full Barrel Kit - Aluminium Insert - Gloss BlackBring it The full FREAK XL barrel kit gives you everything you need to dominate the field, along with a durable case to carry everything. The full kit from FREAK gives you 8 bore sizes to match the majority of paintballs on the market. Combine this with your choice of barrel front and back. The FREAK XL inserts offer a full 8 inch control bore which is expertly honed from aerospace grade aluminum alloy and available in a complete range of bore sizes: