The Benchmade 300-1 Ball Flipper Axis Lock Knife Black and Blue G-10 Satin Plain Edge. The 300-1 is a stout Butch Ball designed flipper from Benchmade that looks great and feels solid in hand. It has a 154-CM stainless steel drop point blade with ambidextrous thumb-studs. The handle features skeletonized steel liners with textured and contoured black/blue G-10 scales. Includes a deep-carry reversible tip-up pocket clip.