Overview: This adapter can connect Shoe to 1 / 4 "-20 screw, this adapter have two nut For example, using it you can install NIKON SC-28 FLASH Sync Cord to FLASH SHOE, or you can install YONGNUO CTR-301P Flash Remote Trigger to Flash Shoe This adapter can pile up two camera
Material: Anodized Aluminum Metal Specification: Weight Approx:3.6g Size Approx:2 x 2 x 1.5