These were the hurdles that Rally-o originally supplied. The 'Ladder' supports should face each other and pole laid on the appropriate height step in order that it will fall off either way - not as shown in picture!
Search Amazon for ‘Only Sportsgear’ ( Football Cone & Hurdle Jump Trainer) or on E-Bay for ‘only-cricket’ (Central Football Coaching Agility Training Equipment Cone & Hurdle Jump Trainer) or ‘Shoppershubltd’ (Football Coaching & Training, Fitness & Agility Equipment Cone & Hurdle Jump)
Very similar hurdle set as the 'HAT' style but the ladders clip straight onto top of cone. Very similar to the hurdles supplied by Rally-o.com in latter years.
Search E-Bay for 'Splay.co.uk' (Jump Training Hurdle Circuit Training).
Basically, three pole, two bases and two clips per hurdle.
Search Amazon for ‘Forza’ set of 12 x 1.2m poles, 8 clips, 8 bases @ £81.99 (+ £12.99 delivery) so £23.75 per set. Also ‘Aufun’ {or naizy plus others!) 15 x 1m poles, 10 clips, 10 bases @ £60.99 inc delivery so £12.20 per set. Naizy set works out at about 60p cheaper! Search E-Bay (too many to list!) - all as Naizy set above but work out at £11.80 per set!
Currently the pole must be between 1.2m-1.5m long. Only the Forza 'Three-Pole' set fits this regulation without buying a separate pole. If the regulations change then there are more options as shown here.
Search Amazon for ‘Forza’ 4x1.15m poles £21.99 (inc delivery) so £5.50 each. Search E-Bay for ‘Forza’ 4x1.15m poles but £16.99 inc delivery so £4.25 each!
Away from the 'usuals'
NetWorldSports.co.uk have ‘Forza’ 4x1.38m Boundary Poles @ £14.99 (+£7.60 delivery) so £5.64 each.
shop.wf-education.com have Central Dribbling Posts - 10x1.6m @ £22.44 (+£9.00 delivery) so £3.14 each or 10x1m @ £19.14 (+ £9.00 delivery) so £2.81 each.
Newitts.com sell Ziland Agility Pole 1.0m @ £2.00 each; 1.2m @ £2.25 each; 1.7m @ £3.00 each (delivery is £6.95 per order)