Lezyne Strip Drive and Radar Lights seatpost adapter fitting kits.. Two adapters: D-shape seatpost + Aero seatpost. Two super durable, highly versatile mounting straps for Strip Drive and Radar Drive rear lights. Constructed from industrial-strength materials. Flexible design adapts to a variety of seat post shapes and sizes. Dimensions: 95mm x 37mm / 109mm x 37mm.
Best Price: £9.95 from Merlin Cycles