Convergence measuring bolt with 12 mm Leica plug pin
Made of galvanized steelwithsolid,concreteand twisted12 mmLEICA plug. Outstanding value, since no additionaladapters required, unfortunatelynotquite as safe asNo.5 KBwith an appropriate adapter.MFG Part #5KBWDiameter: 22 mmStandardLength: 250 mmSpecial lengths: Available for 100St. Blast protectionring: optionalExtension:not possibleProtection ofrecording: no