The FOCUS Front of Center Outsert System 2.0 (FOCOS 2.0) is designed to increase arrow stability, accuracy, and consistency. The outsert system is made from lightweight 7075 T6 aluminum and features a patented 3-way design. The FOCUS Front of Center Outsert System 2.0 is a great choice for archers who are looking for a high-quality outsert system that will help them improve their accuracy and consistency. Features: Lightweight but durable aluminum construction Patented 3-way design Unlike older F.O.C.O.S. systems, the 2.0 requires virtually no sanding to get a perfect fit Insertion Depth of Arrow in Outsert is .42" Outsert adds Approximately .90" to end of the Arrow Specifications: Fitment: Black Eagle FOCUS spines 250, 300, 350, 400 Construction: 7075 T6 Aluminum Weight: 58 gr Quantity: 12-Pack