The Railblaza R-Lock Starport Extender features two rotating R-Lock friction joints and a knuckle joint that tilts in 15° increments that add more adjustment options than fixed extenders
Railblaza R-Lock Starport Extender
The Railblaza R-Lock Starport Extender is popular on fishing kayaks for fish finder, camera and GPS mounts. With two rotating R-Lock friction joints and a knuckle joint that tilts in 15° increments, the Adjustable Extender R-Lock adds great positional versatility