... , 25m, 30m and +5m moreSizes available (the width of the big tent):10, 12m, 15m, 18m, 20m, 21m, 25m, 30m, 40m ... warehouse and workshop. Fixed Method (On Ground): Expand Screw / Big Steel Nail Or Loading Plate No pillars inside our tents, space can ... the ground can’t damage, you can put concrete, gravel or water box on the weight plate to fix the tent ...