Review on iBOLT Aluminum 2.75 inch Double Socket Arm for 1-inch / 25mm / B Size Ball adapters - Ideal for Industry Standard Needs by Kris Wagner

does the job. Keep in mind that adding this length will decrease stiffness depending on the mount. It's not something against that particular piece, just the nature of the animal. I needed this length to mount a cup holder (don't drill into the dash so some loss of rigidity was acceptable) from my tablet console to clear the dash. would recommend.