Shadow Conspiracy BMX Penumbra Mid Pivotal Seat Burnett Series 5Study till you drop, work hard to achieve your goals, try that trick over again til you land it. Perseverance is a crucial lesson for BMX and life in general; and thats the message Mark wants to pass through this seat and is recent project, Studies. Features: Mark Burnett Signature Seat Mid size 3 panel construction Slim base with hidden guts Hi tech vinyl material Ultra detailed print Coffin pivotal patch Hollow bolt Weight: 12. 3 oz.