41 round adjustment feet M10x28, 41 round adjustment feet M10x38, 45 round adjustment feet (large speaker) M10x18, 30 square M10 thickened nut with 38 round adjusting feet, 38-round M10 thickened nut with 38-round adjusting feet, 10*28 Thickened adjustment feet 40 width*12 thickness, 10*33 Thickened Adjustment Feet 40 Width*12 Thick, 10*38 Thickened Adjustment Feet 40 Width*12 Thick, 10*17 Large tooth adjusting feet 60 width*11 thickness