LEGO Technic, Axle 5.5 With Stop (32209) has been used in at least 273 Lego sets over the past 15 years, since it was first used in 1998. This part can be most commonly found in Technic sets where it has been included 56 times. You are most likely to find this Lego part in Dark Bluish Gray, but keep an eye out for it in Black which is the rarest colour, only being found in 28 sets.
LEGO 5,5 Double Cross Axle Colour List
|Lego Colour||Lego Item Number|
|Dark Stone Grey||4263624|