The Striker is accurate and durable as any G5 fixed-blade broadhead, yet it has the convenience of easy to replace blades. With the ANIX Blade Locking System, this ensures that the blades remain intact, even on severe impacts, by providing a full 45 degree of locking power to each and every blade. Ultra-sharp .030 blades, 1 1/8 cutting diameter. Comes in 100 and 125 grains.