I have the RAM suction mount for my iPad mini and it works very well in both the Cessna and the Bonanza

Cost is not too much different than what you paid for that rig.

RAM Mounts Twist-Lock Composite Suction Cup Base with Ball RAP-B-224-1U with B Size 1" Ball by RAM Mounts Learn more: https://www.amazon.com/dp/B00F54LGJK/ref=cm_sw_em_r_mt_dp_QAM9NJM1317T3P1HXVD8