100Kg Tri Grip Barbell and Dumbbell Set. This package includes: 6 x 1.25Kg weight plates. 6 x 2.5Kg weight plates. 2 x 5Kg weight plates. 2 x 10Kg weight plates. 2 x 15Kg weight plates. 1 x 170cm barbell bar. 2 x 35cm dumbbell bars. 6 x Spinlock star collars to secure the weights. Hole diameter 31mm. Solid cast iron construction. Colour: Silver/Grey. Tri-grip weights are designed with built-in handle grips, which make loading on to bars safer and easier. They can also be used independently of dumbbell or barbell bars, for a range of exercises including front raises, lateral raises and shrugs.