Rail bolt – # S3001 Call For Quote $9.51 10 ct. Interior Stair Hardware View Product Catalog Rail bolt - # S3001 quantity Add to list Want a discount? Become a member. SKU: S3001 Category: Stair Parts Description Description 3″ Rail Bolt, for use with any of our handrails. Includes shaped washer and nut. Package of 10 S3001 Installation tools available: Rail Bolt Driver (S3032) and Rail Bolt Wrench (T92)