Dottie MB145 Bolt, 1/4"-20 5" Hex Head Tap Bolt

For installations that demand dependable, long-length fastening, the Dottie MB145 Hex Head Tap Bolt delivers secure, repeatable performance for equipment and security hardware. This Dottie 1/4-20 x 5-inch hex head tap bolt is ideal when you need to fasten into internally tapped holes or use with a nut to draw assemblies together across extended spans. Made from low carbon steel with a zinc-plated, corrosion-resistant finish, the MB145 stands up to repeated adjustments and the rigors of rack, conduit and mounting work common in surveillance, monitoring and networking environments.

With 20 TPI (threads per inch) and IFI-199 manufacturing consistency, the bolt provides predictable engagement and works well with jam nuts for fine-tuned locking or with standard nuts for strong through-fastening. Contractors and facilities managers will appreciate the pack-friendly quantity and the bolt’s compatibility with physical security and low-voltage installations where reliable mechanical connections matter. Specify the Dottie MB145 for your next CCTV, access control, or equipment rack installation to ensure secure, corrosion-resistant fastening—order now for project-ready supply.

• Provides dependable long-length fastening to securely pull and hold assemblies together, reducing slippage in equipment racks and mounts
• Zinc-plated, corrosion-resistant finish protects hardware in indoor and semi-exposed installations for reliable long-term performance
• 1/4-20 thread and 5-inch length give predictable adjustability when used with tapped holes, nuts, or jam nuts for precision positioning
• Manufactured to IFI-199 standards from low carbon steel for consistent strength and compatibility across industrial and security applications
• Ideal for mounting and adjustment tasks in surveillance, security, networking racks, and general low-voltage installations