PreSonus ULT-18-CASTER Wheel Kit for ULT-18 Subwoofer

4" inch heavy duty casters for one (1) ULT 18 Subwoofer.

Features:

• (2) Standard
• (2) Locking
• Full 360 degree swivel
• Mounting hardware included with ULT 18 subwoofer
• Quick and easy DIY installation