Material: Composite Color: Black Straightness Factor +/-: 0.004" Max Weight Tolerance +/-: Mechanical: N Fixed: N Grain: 342 Length: 20" Diameter: 0.348" Other FEATURES: Designed For The Hunter Who WANTS Ultimate Penetration, Heavy Weight CREATES Maximum Kinetic Energy,Also Includes 6 Flat KNOCKS Other FEATURES2: ADVANCED Composite Construction ENSURES Spine CONSISTANCY For GREATER Accuracy