7kg Black Slam Ball £20.99 7kg Black Slam Ball quantity Add to cart Add to Wishlist Add to Wishlist Compare Related products Sale! EXTREME FITNESS GLUTE HAM ROLLER £99.99 Original price was: £99.99.£59.99Current price is: £59.99. Compare Dip Bar for EX-4000 Rack £90.00 Compare Extreme Fitness Free Standing Functional Trainer £1,499.99 Compare EXTREME FITNESS QUICK RELEASE PLASTIC JAW LOCK COLLARS 2″ £12.99 Compare EXTREME FITNESS SLAM BALLS £12.99 – £109.99 Compare