The KUPO KS-138 is a set of five 1" / 25.4 mm conversion adapters for turning a 3/8"-16 female receiver into a 3/8"-16 male thread. Each adapter tightens with an Allen key or Allen wrench for controlled installation.
Why It Matters
A recessed female receiver can be useful only if it can become the correct male thread. KS-138 gives crews five 3/8"-16 conversion screws for spigots, tripod heads, and accessories that need a male mounting point in a tight location.
Key Features
Set of 5 supports spares, repairs, and repeated accessory setups
Converts 3/8"-16 female receiver to 3/8"-16 male thread
25.4 mm / 1" length fits common small hardware conversion tasks
Allen key / Allen wrench tightening supports recessed installation
Steel construction suits everyday rigging and accessory hardware use
Applications
Use it for spigots, tripod heads, adapters, and accessories that need a 3/8"-16 male thread from a female receiver.
Compatibility
KS-138 is the 3/8"-16 counterpart to smaller conversion screws such as KS-114.
Frequently Asked Questions
How many adapters are included?
KS-138 is supplied as a set of 5.
What thread does it create?
It turns a 3/8"-16 female receiver into a 3/8"-16 male thread.
What tool tightens it?
It tightens with an Allen key or Allen wrench.
Choosing a selection results in a full page refresh.
