... -8 size: 16 inch - 400 -8 lug pattern 2PR, 4PR steel rim with solid axle Pneumatic WheelModel: 4.00-8Good design ... 839090as request16/18/20/25/35/36/... 1,Good design of tread pattern like smooth pattern,ribbed pattern,knobby ... Bearings and bushes with many sizes like 1/2",5/8",3/4",1" and other sizes;5, Angled ... grease fitting;6,Top quality;7,Competitive price;8,Good service. 400-8 pneumatic wheel