Kinklabs Spreader Bar Silver Adjustable. Our heavy-duty stainless steel spreader bar is a quick, easy way to keep knees apart or keep interfering hands out of the way - simply attach wrist or ankle cuffs to the eye bolts at either end with padlocks or snap-hooks. Spreader Bar adjusts from 24 inches to 37 inches in length and breaks down into three short sections for storage and travel. Color: Silver. Type: Spreader Bar. Material: Metal Adjusts from: 25 inches to 37 inches. Available in powder-coated black or chrome finish. Each sold separately. Sex positions, bondage restraints.