Package includes: 2 x disc brake rotor (160mm diameter), 12 x screws Features: polygonal airflow design, large hole spacing, good dissipation performance thermal, not easy to accumulate sand and dust, which is conducive to reducing sheet wear Size inform: outer diameter: 160mm; Center distance: 44 mm; Thickness: 1.9mm Compatible with: suitable for most bicycle disc brake systems for 160mm outer diameter and 44mm center distance, good heat dissipation performance Note: Before buying, please check the size to choose the appropriate size 2 Pieces 160 mm disc brake rotor of bicycle with 12 bolts stainless steel bicycle rotors screws for road bike, mountain bike, MTB, BMX bicycle accessories (map point) Suitable for: Strongly recommended for most bicycle disc brake systems for 160mm outer diameter and 44mm center distance. Easy Installation: Install bicycle rotors directly onto the disc brake bracket and fork and secure it with screws. Specifications: Outer diameter: 160mm Center distance: 44mm Thickness: 1.9mm Material: stainless steel brake disc Color: silver Products include: 2 x Disc Brake Rotor (160mm) 12 x Screws Notes: Small parts, please keep away from small children. Before purchasing, please check the size to choose the appropriate size.