Blank generation xl bmx wheelset rainbowblanks generation xl bmx wheelset rainbow is a serious wheelset that wont break the bank the rainbow design will customise any frameset to give a unique finish featuring a double skin rim for enhanced strength and durability blank also opted for a low profile design which gives this wheelset a classic cut this blank generation generation xl bmx wheelset rainbow will look and sound proud with the inclusion of 72 clicks and 6 pawls featuresfron