Colony kill bmx barscolonys kill bmx bars are part of the jack kelly signature range constructed of 12 butted full heat treated crmo the back sweep is 12 with 1 of upsweep features height 9 width 29 5 12 butted full heat treated crmo 12 of backsweep with 1 of upsweep weight 855g1 88lbs buy colony components from chain reaction cycles the worlds largest online bike store