• BLACK BUTTERFLY KNIFE is made of 420C stainless steel (58 HRC) with reinforced screws & pins, providing a reliable training experience. Lock type - spring latch; Blade length - 3.94"; Handle length - 5.12"; Overall length - 9.05"; Weight - 4.76 OZ
• SAFE BLADE. Balisong has unsharpened blade, ensuring practice without any cuts, injuries or bruising to the hands. Our butterfly knife can't be sharpened due to its design.
• DURABLE BUILD. We use high-quality stainless steel with with reinforced screws, pins and spring latch. Our training butterfly knife is designed for optimal balance, durability, handling and reliable use through practice sessions.
• PERFECT FLIPPING ACTION. Precision-tuned pivots and a non-slip ergonomic handle deliver the perfect experience for beginners, teens, adults and experts.
• INSTRUCTION TO LOOSE / TIGHTEN YOUR BALISONG. Open the latch located on the bottom of the butterfly, hold the handle and tighten the pivot screw using a suitable screwdriver (located where the handle meets the blade base). Repeat the process for the other handle. Ensure that the handles aren't overtightened!