Securely affix SE and NM cables with Topaz’s Two Hole SE Strap, fabricated in strong and resilient steel. Inverted rib provides extra strength, two-hole assembly enables greater load bearing. 3# 8, 6, 4 to 3# 3/0, 4/0 sizes are in stock and ready for fast delivery; confidently backed by the Topaz lifetime guarantee. UL listed.