SoloSider 1-1/4 Overlap Gauges For 5/16 Fiber Cement Siding And 3/8 LP. 100 % Made In The U.S.A. Quality materials Holds plank on a breezy day. Tested on 8in. plank @ 20 mph Any questions call 541-247-8306 The price is for one pair of SoloSiders