Shroud Length(without caps): 4.68"

Shroud Length(with caps):  5.87"

Cap/Shroud OD:  1.26"/32 mm

Cap 1 Thread pitch: 13/16-16

Cap 2 Thread Pitch: 3/4-14 NPT

Material:  6061 T6 AL

Compatible with:

Barrel Shroud Cap, Threaded-1/2"x28, OD: 1.26"/32mm, SKU: FIT040-CCEL-10228-BSC-VAR-A

https://jagerpmc.com/barrel-shroud-cap-threaded-1-2x28-od-1-26-32mm/

AND

HEAVY DUTY C-CELL 1/2" X 28 RH REPLACEMENT CAP, SKU: FIT040MAGC1228

https://jagerpmc.com/1-2-x-28-unef-thread-c-cell-maglite-and-filter-replacement-cap-black-6061-t6-aluminum/