supply of aluminum single pole platform step ladder, maximum load capacity 150 kilogram , normal size (height without elongation) -3 foot , maximum reach height -24 foot ,no.of rung -24 ,step width 2.5 inch, number step 24, type single pole ,approx. weight 15kg and width 15 inch ,material aluminum. firm should submit certificate for safety purpose that after unfold ladder when an object is on ladder then person on it is safe, no breakage from joints and no auto fold etc.aluminum single pole platform step ladder, maximum load capacity 150 kilogram , normal size (height without elongation) -3 foot , maximum reach height -24 foot ,no.of rung -24 ,step width 2.5 inch, number step 24, type single pole ,approx. weight 15kg and width 15 inch ,material aluminum. firm should submit certificate for safety purpose that after unfold ladder when an object is on ladder then person on it is safe, no breakage from joints and no auto fold etc.,aluminum single pole platform step ladder, maximum load capacity 150 kilogram , normal si ze (height without elongation) -3 foot , maximum reach height -24 foot ,no.of rung -24 ,step width 2.5 inch , number step 24, type single pole ,approx. weight 15kg and width 15 inch ,material aluminum. firm should submit certificate for safety purpose that after unfold ladder when an object is on ladder then person on it i s safe, no breakage from joints and no auto fold etc. [ warranty period: 30 months after the date of deliv ery ] ] , aluminum single pole platform step ladder, maximum load capacity 150 kilogram , normal si ze (height without elongation) -3.5 foot , maximum reach height -24 foot ,no.of rung -24 ,step width 2.5 in ch, number step 24, type single pole ,approx. weight 15kg and width 15 inch ,material aluminum. firm sho uld submit certificate for safety purpose that after unfold ladder when an object is on ladder then person on it is safe, no breakage from joints and no auto fold etc. 6.7 mtr or 22 fit telescopic aluminum ladder storag e at