Question: what is the 22 sas?
Answer: The 22nd Special Air Service regiment (22 SAS) comprises of 4 active 'sabre' squadrons : A, B, D, & G, each made up of around 60 men. Each Squadron is made up of 4 troops with each troop specialising in certain areas of expertise. 2 reserve regiments, staffed by civilians, form 21 and 23 SAS.