JL-548
20×1/2" 25×1/2"
32×3/4" 32×3/4" 32×1"

JL-549
1"×28mm   1 1/4"×35mm
1 1/2"×42mm  2"×54mm

JL-550
1/2×15mm 3/4×22mm 1"×28mm
1 1/4"×35mm   1 1/2"×42mm
2"×54mm

JL-559
20×20 25×25 32×32
40×40 50×50 63×63

JL-560
20×20 25×25 32×32