Steel Garage Door Hinges 11 Gauge, Top quality galvanized steel. Most common and cost effective solution. 14 Gauge (#1-#5),11 Gauge (#1-#10),Galvanized Steel Various bracket-hole combinations. Find the number stamped on the existing Hinge to determine correct size. Hinge comparison, size, and dimension chart Below. **6 mos. Manufactures Warranty** ,Hinge Size ,Base To Center of Roller ,Width ,Length ,(Top Hole) ,# 1 ,3/4" ,3" ,7-1/4" ,# 2 ,7/8" ,3" ,7-1/4" ,# 3 ,1-3/16" ,3" ,7-1/4" ,# 4 ,1-3/8" ,3" ,7-1/4" ,# 5 ,1-11/16" ,3" ,7-1/4" ,# 6 ,1-7/8" ,3" ,7-1/4" ,# 7 ,2-3/16" ,3" ,7-1/4" ,# 8 ,2-7/16" ,3" ,7-1/4"