https://ndzperformance.com/pivot-pins-and-detent-springs-for-ar-15-2-each-ar-tds-2ea/
NDZ AR15 AR10 Pivot Pin/Takedown Detents and Springs - 4 Piece Set | NDZ Performance
Shop the AR-15/AR-10 Pivot Pin and Takedown Detents and Springs 4-Piece Set at NDZ Performance. USA-made for precise fit and lasting durability.
pivot pintakedowndetentsspringspiece
https://syntaur.com/Part-12963-Potentiometer-50KB-rotary-with-11-detents
Potentiometer, 50KB rotary, with 11 detents - Syntaur
Rotary potentiometer, 50KB, with 11 detents. This replacement pot is Roland part number 5100001455.
potentiometerrotarydetentssyntaur