Suits ALL GU Models.
This stud is located on the Flares on a GU Patrol series 1-3 and on some series 4 flares.
When guards come off it is very common for these to break, it is recommended that these be replaced every time a new flare is fitted.
These are sold INDIVIDUALLY.
We also sell these in a complete kit to suit each flare. Just search for Flare Clip Kit and these will come will all the bits you need.