Product Specifications:

260: diameter 26cm， diameter 23cm， high 6CM， weighing about: 480g， about load 35kg (3 rounds)

300: diameter 29.5cm， diameter 26cm， high 8CM， weighing about 560g， about load bearing 50kg (3 rounds)

360: diameter 36cm， diameter 31cm， high 10CM， weighing about: 700g， about load 65kg (big round 3)

400: diameter 40cm， diameter 36cm， high 10.5CM， weighing about: 830g， about 80kg bearing (large round 4)