1) GS202: with two heads 2) GS203: with three heads 3) any color available 4) quantity discount 5) good sale GS202: with two heads, suction force: 50kgGS203: with three heads, suction force: 75kgInner packing: Color boxOuter packing: GS202: 20pcs/ctn Carton dimensions: 54 x 35 x 45cm N.W.: 6kg G.W.: 8kgGS203: 10pcs/ctn Carton dimensions: 57 x 29 x 48cm N.W.: 8kg G.W.: 10kg Plastic glass lifter