Based on the popular and highly regarded KSA7575 universal mic attachment for keyboard stands, the KSA7575+ takes versatility A step farther. The "+" in KSA7575+ is its swappable mounting ends. Choose between the 5/8"-27 threaded insert or the u-mount style quick release stem. Both are included, so you can mount whatever you need! Use the threaded insert to mount mic clips, boom arms, goosenecks, or anything else with standard threading. Or use the stem instead and mount your u-mount series quick release tablet case...Integrating an iPad into your keyboard rig has never been easier! Like the KSA7575, the KSA7575+ locks securely into any keyboard stand with 1" Or 30mm tubing, round or square.