Built for dependability and durability, this guard rail is fabricated from lightweight tubular steel and easily folds onto itself for storage and handling. Stability of the collapsible manhole guard comes from a unique and simplistic dual arm locking system. Two heavy-duty chains with hooks at one end prevents access to the guard rail’s opening. To extend the life of your manhole guards, and to protect your work area from additional elements or debris, Manhole Guard Rail Tents are available These guard rails are designed to prevent people from falling into an open manhole. Each features collapsible, steel frame construction and heavy-duty safety chains. Manhole Guard Features: 1.Lightweight, Portable 2.Quick, Easy Setup 3.Provides 360 Degree Protection around Manhole 4.Side Pieces constructed of high-tensile, heavy-gauge aluminum 5.Durable yellow finish 6.Tri-folds for easy Storage You can contact me zhwpa18@hotmail.com Model Highth Length Width DLCK-101 42" 33" 33" DLCK-102 42" 38" 38" DLCK-103 42" 52" 52" DLCK-104 42" 38" 1-1/4" DLCK-105 42" 38" 38" We can according to your inquiry make your size Manhole Guard Rails