(...) My friends and I noticed this as well with a copy of 8420 that we opened up. I find the action a bit odd (it behaves something like a retractable ball-point pen), but wondered if there was some justification based on a more diverse use of the (...) (19 years ago, 5-Jul-05, to lugnet.technic)
(...) Mine are dark grey and the instructions show yellow.maybe there was a production change too. I guess if we put them into a frame that has limits the travel so the shock doesnt fully compress it won't trigger the lock. this would make them a (...) (19 years ago, 5-Jul-05, to lugnet.technic)