Use the SmallHD RapidRail Mount for 1/4"-20 Accessories to quickly secure 1/4"-20 accessories to 1300, 1700, 2400, or 3200 series monitors that feature the RapidRail mounting system. Built-in cable strain relief protects your equipment from cable snags, and dual 1/4"-20 threads allow for the securing of many common monitoring accessories.