1. Tufforce Thread Converter / Adapter 9/16"-24 Female to 0.578x28 (37/64"-28) Male 
2. 34 mm /1.4" Length
3. Diameter of Internal Hole : 10.5 mm / 0.41"
4. Outer Diameter : 22 mm
5. CNC machining, Steel , Black

NOTE:

* Total there are 9 Series, 65 Sizes thread adapter under TUFFORCE Brand, 

  In 7F Series, 13 sizes of Barrel thread to 0.578x28 (37/64"-28) Male Converters are on sale online as list,      

** All international shipping is available via USPS without refund if lost outside the USA.

*** shipping from Tufforce's warehouse in Michigan, USA.