Spring-loaded holder secures the iPad Pro 9.7 (1st Gen) with case; interchangeable end cups allow you to modify the holder when upgrading devices Compatible with B and C size RAM round ball bases for attaching a double socket arm; ball and socket technology allows for near-infinite adjustability Made of high-strength composites for durability and reliability in the most demanding environments Backed by a lifetime warranty Compatible with Apple iPad Pro 9.7 (1st Generation) with Case