Our Split Second is a two piece aerobar with all the adjustability of the ever popular Airstryke. The obvious beauty of the Split Second is its split design which means you are only limited by your base bar when it comes to width adjustability. -MULTI-FIT System fits 26.0mm & 31.8mm bars -Includes F-19 length, width, and rotationally adjustable anatomic armrests -6061-T6 aluminum extensions and forged brackets -Length, width, rotational extension adjustment -Provided with climbing friendly flip-up ZB brackets -Compatible with rigid ZB arm brackets and our Aerobridge -Pre-drilled for internal cable routing -Shot peened and anodized finish for added strength and durability