Best Value
Zipbolt
Zipbolt Angled Handrail to Newel Post Connector — 11.560 Angled Staircase Railbolt for Lower Connection Acute Angle Post Fastener, Easy Installation for Residential and Commercial Use — 1 Double Pack
4Js
4Js Newel Post Fastener, 3 1/4" Red Oak Colonial Molding
All Things Interior
300 - Blank Newel - 3" x 48" - Simple Modern Design (Red Oak)
SHNORM
KeyLOCK Newel Post Fastener