TOC Roto Terminator Starter Replace Rubber Cap and Metal Cone SKU: FPVTD057 Two kinds, Small one and Big one, Helicopter usually use small one, Fixed-wind plane use the big one 5 (3 Reviews) 173 Sold $12.00 $1.99 Rc Gas Motor TOC Roto Terminator Starter Rubber Cap For 20-80CC Engine OD52 Rc Airplane Gas Motor Roto Electric Terminator RC Engine Master Starter for 15CC-80CC... Item Description: Small size(Yellow): roto starter rubber cap for helicopter Size :OD 36mm:ID 24mm:H 30mm Fit:helicopter ,Nitro Airplane RC plane (Black): Roto starter rubber cap for 20-80cc engine, rc airplane parts Size :OD 52mm:ID 40mm:H 30mm Gallary Picture: Item Specification: Material: Metal RC Parts & Accs: Engines, Color: Small , Material: Metal 13 Rc Gas Engine Electric Starter Ideas · Length of Power cable is 1.6 m, ease of use! · The maximum torque 120KG/CM · Start the 80CC-250CC engine Plused Adapter inner diameter More photos