Supply of Alluminium Ladder As Per Specifications:- 1. All. Extension Ladder 13 Mtr 8 Mtr+8 Mtr 2. Made Of Special Rectangular Tubing Having Dual Internal Vertical Support For Extra Of Size 77 X 32 X 2 Mm & C Shape Size 15 X 12 X 3 Mm As Per Is-733-1983 Temper T-6 3. Steps Will Be M Ade Of 26 Mm Sq Corrugated Tubing Fitted On 4. Distance Of 250 Mm 10 Center To Center .W Idth Of Extension Ladder Minimun 310 Mmapprox 5. Ladder Have Fixed Rubber Pads & Hook O N Top Of The Ladder Hook Made Of Ms Flat 32 X 5 Mm Hook Bending On 5 Mm 6. Pulley Bracket, Complete With, Rope Of P.P. 10 Mm & Locking Arrangement. Make- Sumer Or Similar . Warranty Period: 30 Months After The Date Of Delivery