OHLECTRIC 3/8 Inch Bolt Square Strut Washer (50 Pack) Heavy Duty 1-5/8" Square, 1/4" Thick Strut Channel Washer - 316 Zinc Plated - Corrosion Resistant Hardware for Threaded Rod

Corrosion Resistance: Zinc Plated excels in outdoor, marine, wet, and harsh industrial environments without rust or degradation | Perfect Channel Fit: Precise 1-5/8 inch square design seats securely in standard strut channels for reliable, rock-solid stability | 3/8 Inch Compatibility: Designed for secure use with 3/8-inch bolts and threaded rods, delivering fast and reliable professional installations | Heavy Duty Strength - Full 1/4-inch thickness ensures excellent load distribution and prevents pull-through in high-stress applications | Versatile Professional Use - Ideal for electrical conduit support, cable tray mounting, HVAC, plumbing, solar framing, and structural setups