Swivel Short Tee
Typically used on level guardrail to create a corner at other than 90° with an upright. Creates angles on plan between 85° & 235°. When using the 148 fitting the top of the tube needs to be closed using a 133 end cap. A versatile fitting, usually used in pairs.
Although the photo shows two fittings, this item is sold and priced individually. The through tube (vertical in photo) cannot be joined within the fitting.
Image shows 2 fittings.