Danny Gray Buttcrack Solo Seat For Harley Slim/Blackline Well, yes. They really do call it the 'buttcrack'. All snickering aside, the buttcrack has wicked good looks. Shaped with a unique approach to ergonomics, the Buttcrack Solo spreads your load out equally on the seat. When you're off the bike, of course, that noticeable ridge makes heads turn and double-take. The matching Passenger Seat is also available. Features: The name says it all - and perhaps it says too much Designed to fit the contours of a rider's body, this seat cups you into the saddle for a unique feel The carved leg passage allows for unobstructed movement while you're on the bike The one-piece all-leather cover wraps the complete seat Made in the USA