Swimming pool cover Reel:   Style: In-ground Pool Cover Reel W/S.S. Frame(3-1/4'' tubes)& 3*2.45M Length ---------1PC Outer Tube, Diameter is 8.1CM; 2PCS inner tube, diameter is 7.6CM; Mini Length after assemble is 4.9M, Max length is 6.45M; Material: SS.+Alu+ABS; Divided packing   style:In-ground Pool Cover Reel W/S.S. Frame(3-1/4'' tubes)& 5*1.3M Length --------2PC Outer Tube, Diameter is 8.1CM; 3PCS inner tube, diameter is 7.6CM; Mini Length after assemble is 3.9M, Max length is 5.5M; Material: SS+Alu.+ABS;                            Our Factory& Showroom   ****If you want know more swimming pool liner information, welcome to contact with me. we will quickly returne back. Thank you very much