A: Hello BobG, unfortunately Gladiator does not test the hooks and accessories on other brand slat walls.
A: From the Gladiator track to the front edge is 14 1/2 inches and 12 1/2 inches to the curve part where the bike rests.
A: I didn’t take a ruler but I would say it sticks out about 1foot (or 8-10in but really close to a foot) They SWIVEL!!! A little annoying at first but then it helps with bikes being different sizes
A: The hooks come in a pair.
A: The price listed is for a pair of hooks (left and right) to hang one bike. We will edit the marketing bullets to clarify that. Thank you for your interest in Gladiator.
A: Thank you for your interest on Gladiator GarageWorks products. The Horizontal Bike Hooks come in a pair.
A: Thank you for your interest in the Gladiator Garageworks products. Unfortunately the hooks cannot be installed without the GearTrack channels.
A: Yes the channel is required.