... , hot dip galbanized inside & outside,120g/m2 ,zinc coating (including W-Leg,Leg Extension,Top Rail,Net Poles)Jumping Mat: 280g ... , blue colour3) '8' shaped Clamp: to fasten Net Poles to W-Legs quicklyUsage scopeSpecial for kindergarten, residential park,school amusement park ... everybody to contract with us. hot sale 4pcs united jump sport trampoline