Nemesis Maze (only 1 available)Challenge your grip endurance and angles with this wacky maze, that slides right onto any open top loading pin (sold separately here). A 1" solid steel ball is included. There are many games you can play here. You can do laps (clockwise and counter clockwise), race against the clock, capture the flag (moving from one space to a targeted space), or come up with you own challenge! Either way, you're going to get a fantastic grip work out in. This hefty