[ 내 직경 10 외경 30 두께 10.5mm ]

[ 12*32*10.5 ]

[ 15*35*12 ]

[ 15*42*13 ]

[ 17*40*13.2 ]

[ 17*47*15.5 ]

[ 20*37*12 ]

[ 20*47*15.5 ]

[ 20*42*15 ]

[ 20*52*16.5 ]

[ 25*42*12 ]

[ 25*47*15 ]

[ 25*47*17 ]

[ 25*52*16.25 ]

[ 25*52*19.2 ]

[ 25*62*18.5 ]

[ 25*62*25.5 ]

[ 30*47*12 ]

[ 30*52*15 ]

[ 30*55*17 ]

[ 30*55*20 ]

[ 30*62*18 ]

[ 30*62*21 ]

[ 30*72*21 ]

[ 30*72*29 ]

[ 35*55*14 ]

[ 35*62*18 ]

[ 35*62*20 ]

[ 35*72*18.2 ]

[ 35*72*24.5 ]

[ 35*72*28 ]

[ 35*80*23 ]

[ 35*80*33 ]

[ 40*62*15 ]

[ 40*68*19 ]

[ 40*68*22 ]

[ 40*75*26 ]

[ 40*80*32 ]

[ 40*80*19.7 ]

[ 40*80*25 ]

[ 40*90*25.5 ]

[ 40*90*35.5 ]

[ 45*75*20 ]

[ 45*85*20.7 ]

[ 45*85*25 ]

[ 45*100*25 ]

[ 45*100*32 ]

[ 50*72*15 ]

[ 50*80*20 ]

[ 50*80*24 ]

[ 50*90*20 ]

[ 50*90*32 ]

[ 50*110*29.5 ]

[ 50*110*42.5 ]

[ 55*80*17 ]

[ 24 | 22.5*41*12 한 쌍 | 2 ]