NOTE: This motor adapter has been tested in products that use ESTES metal engine hooks. It may not work with other brands of engine hooks.
Rockets weighing up to 4 ounces that would normally fly on C11 or D12 engines can be flown on B and C engines.
Royal mail at £3.50, or Express at £6.95.
Full details at checkout.
Some items cannot be sent via Royal Mail due to their restrictions.