If you look at the nose on the ebay 2451's ( they are real ) you will see that 4 additional holes were drilled into the 2450 snout ( that also had their magnet cover flanges cut off ) to allow custom...
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If you look at the nose on the ebay 2451's ( they are real ) you will see that 4 additional holes were drilled into the 2450 snout ( that also had their magnet cover flanges cut off ) to allow custom...
tell me about it....my shop is full of horns that have been drilled to accept both sizes. some of the 1.5" large horns have fiberglass real close to where the holes need to be so it's an engineering...
The magnet structure of the 2450Sl and 2451 are the SAME but the mounting hole diameter is different. Some of the pro horns are drilled for both - and most have a large enough flange for one to drill...