inner loop / outer loop

irregular outer edge

outer bottom

outer case

outer garment

outer hull

outer surfaces

axle outer bearing

outer aileron

bearing outer race

outer window pane

outer wing

outer locator with marker (OLM)

outer marker (OM)

locator outer marker

outer locator

outer marker

outer marker radio beacon

outer gimbal

outer gimbal axis

outer gimbal ring

inner bottom

inner cone

inner cordon

inner hull

hard foam inner lining, shock absorbing liner

bearing inner spacer

get access to the inner workings of

inner `A` tube

inner base plate

inner bearing

inner body

inner driven pulley distance piece