Hello, Three questions: 1. Sold in pairs or singles? 2. Tapped for 10/32? 3. Are mounting holes 1/2 apart on center?
Thank you for the question. To answer your question in order:
1. This R0828-18 is sold as a single rail not as pairs.
2. This R0828-18 is tapped for 10/32 screws.
3. The gap between the holes is 0.62" centre to centre.