Standard screw mount clamp holds wire up to1/2'' diameter. Natural color. 50 per bag.
36-465 - 500 ft 26AWG/4 Cond Telephone Line Cord Flat Silver PVC
Color-coded stranded wire. Custom design your own modular extension cords to any length. Silver PVC jacket. 26 gauge.
21-3672 - 1/4 Inch I.D. 13/32 Inch Width Cable Clamps
21-1515 - 1/4 Inch Natural Cable Clamps
Securely fastens loose wires. 50 per bag.
I have used MCM for many years and would give high recommendation for getting the job done right.