The Promax Render DSK-717 is a proven, reliable, cable-actuated mechanical disc brake caliper that delivers an ideal mix of modulation and braking performance. They feature tool-free adjustability with inboard adjustment knobs and barrel cable adjusters. - Compatible with linear pull brake levers - Post Mount - Tool Free Inboard Pad Adjustment Dial - Includes sintered disc brake pads - Compatible with common, easy-to-find Avid BB5 pads