ROBERTS Carpet Knee Kicker: 4 1/2 in Overall Wd, 4 1/2 in Overall Ht, 4 in Clamp Face Wd, Steel, Adj Knee kickers drive carpet against walls and baseboards, following up after stretching to get a super-tight fit. Their head has pins to grip carpet and draw it forward with each strike of the knee bumper. The bumper is cushioned to absorb impacts, minimizing shock to the installer's knee.
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