Specification Brand : BokWin BulletPoint1 : Material: This clamping screw knob is made of high quality plastic, smooth surface without burrs, not easy to rust, corrosion resistance, durable. BulletPoint2 : Features: screw head star design, comfortable grip, ergonomic, easy to save energy, not easy to scratch your hand. BulletPoint3 : Scope of Application: our hex shaped clamping knob is suitable for speaker stands, automotive, woodworking jigs, industrial instruments and other mechanical equipment. BulletPoint4 : Thread Size: M8x40mm/0.31"x1.57"(RxL), head diameter is about 38mm/1.5". BulletPoint5 : Package Contains:You will get 2 pcs black Thread Knob Tightening Screw.Please confirm the thread size you need before purchase. Color : Black CustomerPackageType : Flat Free Package (FFP) DriveSystem : Star ExteriorFinish : Black oxide ExteriorFinish1 : Black ExteriorFinish2 : Brass ExternallyAssignedProductIdentifier1 : 736538690603 ExternallyAssignedProductIdentifier2 : 0736538690603 FinishType : Glossy or Polished IncludedComponents1 : Knob IncludedComponents2 : Screw ItemName : BokWin 2 Pcs Star Hand Knob Tightening Screw M8x40mm Clamping Knob Screw Knob Handle for Umbrella Base Replacement(Black) ItemPackageDimensions_Height : 7.6962 centimeters ItemPackageDimensions_Length : 3.9878 centimeters ItemPackageDimensions_Width : 5.7912 centimeters ItemPackageQuantity : 4 ItemShape : Star ItemTypeKeyword : star-knobs Manufacturer : BokWin Material : Plastic Material1 : Plastic Material2 : Metal MetalType : Carbon Steel MetalType1 : Zinc MetalType2 : Carbon Steel MetalType3 : Alloy Steel ModelNumber : a70400001 NumberOfBoxes : 1 NumberOfItems : 2 NumberOfPieces : 1 PartNumber : a70400001 ProductDescription : Features: 1.Made of high quality plastic, smooth surface without burrs, not easy to rust, corrosion resistant, durable. 2.The screw is made of high quality carbon steel, good hardness, clear and complete threads, good fastening effect. 3.Suitable for speaker bracket, automobile, woodworking jig, industrial instrumentation and other mechanical equipment.
Specification: Material: plastic + carbon steel Thread size: 8mmx40mm/0.31"x1.57"(RxL) Head diameter: 38mm/1.5" Color: black
Package contains: 2 x Thread Knob Tightening Screws
Notices 1.Since the size is manually measured, please allow an error of 1-2mm 2.The color of the product may vary slightly due to photography & your screen