Black G10 Handle Practice Butterfly Trainer Ball Bearing Dagger Point Blade - Tophatter's Inc. Weapons Store OnlineHigh Quality Black G10 handle Practice Butterfly Trainer, with lines on the surface, provides sufficient grip friction and soft hand feeling, reduces the possibility of falling and damage, and maintains a good flip experience for a long time. Smooth ball bearing action. Specifications: 5 Inch closed in length 8. 25 Inch open position length 3MM Thick 440C black finish stainless steel DULL dagger point blade Features: Ball bearing butterfly knife