Note: Only for G.R.A.S. NBS Coupler RA0075 and G.R.A.S. 43AF enabling them to fulfil the standard using a 1/2” microphone.
One opening has an inner thread which equals a 1/2” grid thread 12.70-60 UNS-2. The other opening has an inner thread which equals a 1” grid thread 23.11-60 UNS-2.
Quality & Warranty
G.R.A.S. accessories are made of stainless steel, alloys and high-quality composites. These items are covered by a 2 year warranty respecting their intended use.
On consumables like batteries, cables and windscreen we offer a 6 month warranty.