Products › RC3091, Twin Pull Control Unit Image 1 of 1 RC3091, Twin Pull Control Unit $33.91 Coulisse Twin Pull control unit, fits 1.5” roller tube. Add To Cart Added! Coulisse Twin Pull control unit, fits 1.5” roller tube. You Might Also Like Quick View STS Clear Forever Rings®, pack of 100 $2.90 Quick View STS Ring Locks®, 1.4 mm, short stack $23.20 Quick View VAKO 20.04 CRANK HANDLE from $58.01