(1)Extension :2.25m.
(2)Base steel, suit for narrow space
(3)Backboard:Fiber glass (GFRP)1800x1050x30mm
(4)Rim.Dia of 450 mm,withΦ20 solid steel bar,double springs mounting plate attached to the ring thickness 6mm. flexibility:500N/1m central deflection≤6㎜ load: >105kg,
(5)Surface treatment degrease,acid cleaning ,phosphating,electrostatic epoxy powder coating 70-80um. rust protection, anti corrosion,all weather,color against fading. All enviromental protection