| Color | Medium -sized standard 3 -inch single -wheel wheel, Medium -sized standard 4 -inch single -wheel wheel, Medium -sized standard 5 -inch single wheel, Heavy national standard 4 -inch single round, Heavy national standard 5 -inch single round, Heavy national standard 6 -inch single -wheel (6202 bearings), Heavy national standard 6 -inch single -wheel (6203 bearings), Heavy national standard 8 -inch single round, Heavy economy 4 -inch single round, The heavy economy 5 -inch single round, Heavy economy 6 -inch single round, Heavy economy 8 -inch single round, Heavy type enhancement 4 -inch single -wheel wheel, Heavy type enhancement 5 -inch single -wheel wheel, Heavy type enhancement 6 -inch single -wheel wheel, Heavy type enhancement 8 -inch single -wheel wheel, Heavy cover cover 4 -inch single wheel, Heavy cover cover 5 -inch single wheel, Heavy cover cover 6 -inch single wheel, Heavy cover cover 8 -inch single wheel |
