... 5, 5, 5.5mm 2. Material: steel spring, PP with foam handle 3. Color: different color choose Products Features:NameHand gripSerial NumberYRK ... U.S.A, Canada, European countriesSpecificationMaterial----- steel spring, PP with foam handle Description----plastic handles, Dia of springs: 4mm,4.5mm,5mm ... ,5.5mm Net weight : 80g Handle size: 9 CMPackage1 pcs/OPP bag, or blister packing Pcs ...