Rock it hard! Rock Hard Pump Kit is a high quality assortment of products designed to enhance and stimulate. Smoked cylinder with flange base, removable soft donut, easy squeeze bulb, and flexible hose. Adjustable leather ball spreader with removable rubber ring. Smooth and pliable Silicone probe. Safe and pure for body and pleasure. Made uisng phthalate free, non-toxic materials ABS plastic cylinder, Thermoplastic Rubber TPR donut, PVC hose, bulb, Silicone probe, Leather, metal strap, Rubber enhancer. Cylinder measures 7.75 inches long by 2.25 inches wide. Anal Probe measures 4.5 inches long by 1 inch wide. Leather cock strap measures 2.5 inches long by 2.5 inches wide. Bulk weight 9.3 ounces. Category: For Men, Pumps, Non-Vibrating. Rock Hard Pump Kit is a registered trademark for California Exotic Novelties. Sex toys and sexual wellness. 16.