supply of pneumatic cylinder , heavy duty pneumatic cylinder 2a series 4 dia bore, 2.5 stroke, 1 rod dia , cus hion both ends, style bb cap fixed clevis mounting with style 9 rod end 3/4 unf x 16tpi femal e thread to make parker model no.4cbb2au19ac 2.5 or exactly similar. note: 1. piston seal, gland seal and gland cartridge shall be of m/s parker make only. 2. documentary evidence shall be furnished along with the supply for having procured seals & gland from m/s parke r or their authorised dealers. 3. firm should furnish inspection test certificate along with the supply. 4. firm should furnish warranty certificate for their product. [ warranty period : 30 months after the date of delivery ] ]