Material: ALLUMINUM FERULES Color: Straightness Factor +/-: Weight Tolerance +/-: Mechanical: Y Fixed: N Grain: 100 Length: Diameter: Other FEATURES: One Piece Stainless Steel Tip, .035" Thick 440 S/S BLADES Combined W/Aircraft Grade ALLUMINUM Ferule Make It One Of The TOUGHEST On The Market Other FEATURES2: Designed Specifically For High -Speed CROSSBOWS,Tested Field Point Accurate @ 400Fps To 100 YARDS,Made In The USA,3/Pack