●Advantage: Its CNC pattern prevents your fingers from slipping. Surface treatment improves corrosion resistance and hardness, preventing deformation and damage from crashing ●Machined CNC Bilt 6061 T6 Aluminum ●6 position lever adjustment stainless steel zipper ●Precision Machined Pivot Bore to Ensure Perfect Fit ●7075 Type 3 Black Anodized Cam Block to Improve Length