This 68 kg dumbbell set Gorilla Sports includes cast-iron grip weights, as well as a curl bar and 2 short bars. 6 clamping stars are included to hold the weights on the bars and ensure safe use. The knurling on the bars ensures a good grip when exercising. (Total weight of the set, including the two short bars, Curl bar and weights: 68 kg)Main features:4 x 1.25 kg discs - diameter 15 cm - width 1.6 cm. 4 x 2.5 kg discs - diameter 16.9 cm - width 2.4 cm. 4 x 5 kg discs - diameter 22.5 cm - width 3 cm. 2 x 10 kg discs - diameter 28 cm - width 3.5 cm. 1 x Curl bar 120 cm - weight: 8 kg - gripping surface per side: 18 cm. 2 x short bars 35 cm - weight: 2.5 kg each - gripping surface per side: 10.4 cm. 6 x star-shaped clamping rings for weights. Bar/weight diameter: 30/31 mm. Solid cast-iron powder coating. Disc weight with handles. Disc color: gray/silver.