Resin Obstacles

Level up your grip strength with The Gamer, a video game controller-shaped ninja hold designed for ultimate two-handed training. The textured body provides a secure, comfortable grip, while the...

The Poly Peg is the perfect example that even basic training tools can benefit from a design refresh. Monstro's pure polyurethane pegs are 1-1/4" in diameter, come in a variety of colors and will not...

The Peg Grasper is a simple hold that takes a common design and turns it into something completely new and extremely functional. Unlike any other door knob or ring toss, the Peg Grasper can also take...

The T-Ledge is another way Monstro Holds is testing the finger strength of ninjas across the world! With a double-sided, 6" x 1.5" deep ledge, the T-Ledge adds a whole new level of difficulty to your...

The Peg Grasper transforms a familiar design into something entirely innovative and highly functional. Distinct from typical door knobs or ring tosses, it can be used with a 1-1/4" inch peg, opening...

Get two Peg Balls and a set of matching Poly Pegs with this bundle! The Peg Ball takes a standard 6 inch training ball and adds their own little twist by allowing you to insert a 1-1/4" peg into it...

Fly through your course with confidence using the Flying V, a versatile resin obstacle designed for powerful two-handed grips. Shaped like a “V” and hung upside down, this 45° angled hold challenges...

The Bowl from Monstro is a fun hold allowing Ninjas of all skill level to grab, swing and transition from one hold to another in a variety of ways. With a super comfy 1.25" lip, the Bowl can add tons...

The 12" Limiter is considered the standard in underhand ninja grip training.  Specifications: 12" long x 2" wide 2" tall with a 7/8" vertical limit includes seven 3" screws required for...

The Limiter is considered the standard in underhand ninja grip training. The 4" Mini Limiter is great for placing and forcing single handed grabs,   Key Features: 4" long includes three 3" screws...