Movo Photo FC20C Heavy-Duty TTL Off-Camera Flash Shoe Cord for Canon EOS 600EX-RT, 430EX, 320EX, 270EX, 90EX, MT-24EX, etc (OC-E3 Replacement) + Bonus Neat Strap For Canon EOS Speedlights with E-TTL Hot Shoe | Maintains Full E-TTL Connection 20-inch Coiled Cord Expands to 50" When Stretched | Mounts to Flash Shoe & 1/4"-20 Threaded Studs Bonus "Neat Strap" included which keeps cord out of the way Compares to Canon OC-E3 1 Year Movo Warranty