uxcell M8 x 6mm 304 Stainless Steel Spring Channel Nuts 5pcs for Unistrut Channels Thread Size: M8 / 0.3''; Product Name: Sprng Channel Nuts Material: 304 Stainless Steel; Weight: 128g Package Content: 5 x Spring Channel Nuts; Main Color: Silver Tone Height: 45mm / 1.77'' Grade: 4.8