Ground Control Featherlite 4 Frames 165mm and most importantly

and most importantly

FR or Rollerblade skates (or any 165 mount skate)

The V frame is stiff and rockered

Compatible with standard 608 bearings & 1/4″ (6

a supportive cuff

Ground Control Featherlite 4 Frames 165mm and most importantlyThe FLT4 utilizes the strength of the Mega frame, the lightweight of the FLT3 frame, and the wheel protection of the HD H Block. Comes stock with plastic h blocks but can be used with GC's aluminum HD blocks. Designed for 60mm wheels. UFS mounting 46mm frame height 41mm frame width 9mm frame wall thickness 110mm middle wheel split 14mm between center of axle and bottom of frame wall GC 8mm Sickle Bolts w single tool design Aluminum Frame & Bearing