Ab Pro-Roller - $20 (Williamsburg)

Location: Williamsburg Fitness Ab Carver Pro Roller Wheel With Built In Spring Resistance.
Ergonomic Handles Unique ergonomic padded handles are angled to help optimize engagement of arm and core muscles.
Resistance Rolling Out Patented carbon steel spring mechanism provides resistance while rolling out, increasing activation of core and abdominal muscles.
Assistance on the Way Back The mechanism offers a small amount of assistance when rolling back to the starting position, which allows users to extend farther while minimizing pressure on the lower back.
Ultra-wide Wheel The ultra-wide, spherical wheel allows users to carve left or right to engage all sets of abdominals, including oblique muscles.
The increased wheel width offers stability and balance.