Rectangular Base Flange for 1-1/4"

The #52 Hollaender 1-1/2" Wall Flange is a heavy-duty aluminum fitting designed to securely mount 1-1/2" OD pipe or Speed-Rail® to walls, beams, or other flat vertical surfaces. Perfect for lighting grids, grip rigs, and studio installations, this flange provides a stable, professional-grade mounting solution without the need for welding.

Constructed from high-strength aluminum-magnesium alloy, the #52 Wall Flange combines lightweight design with exceptional durability and corrosion resistance. It features pre-drilled mounting holes for fast installation and stainless-steel set screws to lock the pipe securely in place — ensuring a tight, reusable connection for permanent or temporary setups.

Features:

• Fits 1-1/2" Schedule 40 pipe (1.900" OD)

• Flat flange for wall or vertical surface mounting

• Aluminum-magnesium alloy construction for strength and corrosion resistance

• Pre-drilled holes for quick, secure attachment

• Stainless-steel set screws for firm, adjustable locking

• Weld-free, reusable design compatible with Speed-Rail® systems

Applications:
Lighting and grip rigs • Wall-mounted pipe systems • Studio and stage builds • Truss and frame support • Fixed Speed-Rail® installations