All TRP Casters w/Attachments & Endcaps Replacement provides you a duplicate of what comes with your Kneel-It, giving you a second set that can be quickly swapped out with the original as you move between different surfaces and jobs

Comes with

• 2 - Roller mount attachments with accompanying casters 
• 2 - 1" Casters
• 3 - 3" Casters w/endcaps