The ProSolar Channel nut provides a full 3" of gripping area. It fits into the "C" Channel of the Roof Trac solar mounting system and is used to hold mid clamps and end clamps. One is required for each clamp. This is a pack of 200 nuts. Single nuts are also available.
ProSolar R164XD > 164"X 3" EXTRA DEEP SUPPORT RAIL/ CLR ANODIZED
ProSolar A-EZECAP-1 > R-136 XD Rail End Cap (3")
ProSolar C1572EC-24B > 1.567" - 1.592" Bonding End Clamp (Black)