BLACK POWDER-COATED STEEL CLUBBELLS IISPECIFICATIONS & FEATURES:MACHINED STEEL WITH A HIGH-QUALITY POWDER COATED CHIP RESISTANT MATTE FINISH;HIGHLY DENSE METAL EXTREMELY RESISTANT TO SCRATCHES, RUST, AND DENTING;KNURLED HANDLES PROVIDE PERFECT GRIP FEELINGS.WEIGHTS AVAILABLE:2 / 3 / 4 / 5 / 6 / 7 / 8 / 9 / 10 / 12 / 14 / 15 / 16 / 18 / 20 / 25 / 30 / 35 / 40 / 45 / 50 KG, CUSTOMIZED WEIGHTS AVAILABLE.WEIGHT TOLERANCE:+/-2%.