Amerock single roller catch is made from heavy duty zinc and the strike is made of steel. Roller is made of rubber. Great for holding doors closed. The Amerock BP97452G Roller Catch is finished in Zinc. Every Amerock functional hardware series item is tested for durability in conditions exceeding all KCMA certification requirements and BHMS standards for cycle life, strength and finish quality. Zinc is an unfinished matte silver colored material. Founded in 1928, Amerock’s award-winning home solutions including decorative and functional cabinet hardware, bath accessories, decorative hooks and wall plates have built the company’s reputation for chic design accessories that inspire homeowners to express their personal style. Amerock offers a variety of styles and finishes at affordable prices that add the perfect finishing touch to any room.