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Buy Slam Balls Online in NZ
Battle-tested and ready for work. Seventh Sin Slam balls are made from an ultra durable textured shell that gives you a solid grip in all conditions. Order your set here.We also stock other functional strength training equipment such as Kettlebells, Wall Balls, Speed ropes plus more. Our online shop is the perfect one-stop shop if you are looking to set up a fitness club or a home gym. Shop online today!