What is a rollerbat?

What the definition for rougher? How do you do a spine transfer on tony hawks pro skater 3? Can you rollover a traditional IRA into a sepira? Where did the brand Roxy come from? What does 86a and 83a means? What size wheels does a razor a1 scooter use? What are some similarities of skateboarding and snowboarding? How does a roller make work easier? How fast do speed skaters go? Who is the founder of the company Baker Skateboards? Can you wear skates in public? Where is the larryland skate spot? Does nike use YKK? How do you do the wallows on Tony Hawk? Which Skateboard trucks is best Venture Superlight or Venture V5? Whose initials is RTS? What is the mean of resak? How many skirts does Sally wear? Is a tech deck harder or a skateboard? Are bones wheels and bones bearings owned by the same company?