Foam Roller, Extra Firm High Density Round Foam Rollers for Exercise,Physical Therapy, Deep Tissue Muscle Massage - Available in 24 inch, 18 inch, 12 inch - Walmart.com
24" x 18" Lawn/Sod Roller
24" Throat Depth Manual Bead Roller - Woodward Fab
Renn RMC 24 Roller Mill - U6971 - Sioux Automation Center