Brand New Panavise 12" inch Slimline Phone Mount with Knob adjustment Part # 727-12 Slimline anodized aluminum mount utilizes a ball clamp housing for head positioning and tilting. Provides full 360 degrees of rotation at base and head except the 4 inch. Welded AMPS/NEC compatIble top plate and mild steel permanently attached base. Small foot version is for tricky installations where the mounting surface is small. Knob adjustment at both ends. AMPS-NEC Compatible head plate hole pattern. Shaft made of aircraft grade aluminum alloy. Mild steel mounting foot accomodates slightly irregular surfaces and will not crack. Concave design evenly distributes mounting load for maximum stability, eliminating "carpet float." Fully adjustable at both ends; pivots 210 and rotates 360. Available in 6" (152.4mm) overall length 727-06, 9" (228.6mm) overall length 727-09 & 12" (304.8mm) overall length 727-12.; For other sizes or for other mounts please email us.