Monstro

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...

Sometimes even the most simple training tools can benefit from a little design refresh. Monstro's pure polyurethane pegs are 1-1/4 in diameter, come in a variety of colors and will not swell or...

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 inch, 1.5 in deep ledge, the T-Ledge adds a whole new level of difficulty to...

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 Monstro 1-1/4" inch peg,...

Get two Peg Balls and a set of matching Poly Pegs with this bundle!   Monstro 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...

A 45deg angled hold with many uses.   Specifications: 8" long on each side 3" thick Grippy texture

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...

A semi-spherical grip training device that works amazing in any group or swing course. The DEMO Grip Sphere is available in blue only.   Specifications: 4" diameter Grippy texture 3/8" forged...

This 2.75-inch diameter semi-spherical device is perfect for group training and swing courses. Its grippy texture and flat bottom make it easy to store and use. Features a 3/8 forged eye-bolt for...

A marriage between our amazing Peg and Ledge Balls! The Muscle ball includes the best of three worlds. A 1 1/4 in Peg received, a 1 1/2 in Hemispherical Ledge while allowing you to match or use it...

A semi-spherical grip training device that works amazing in any group or swing course. However, like our Slip Chucks, these add a new level of difficulty by having an extremely slippery surface...

Want to step up your vertical grip game? The Monstro Grip Chuck is the next step when a standard 1.5" just wont cut it. Light textured finish 2 inches or 3 inches thick

Monstro Cone grip trainers are great for anyone, beginner to advanced, to build grip strength. The Monstro cone shape is versatile for most hand sizes allowing you to move down the cone as your...

A semi-spherical grip training device that works amazing in any group or swing course.    Specifications: 2.75", 3.25" or 4" diameter Grippy texture 3/8" forged eye-bolt

This nunchuck is a collaboration of efforts with the World Ninja League and Monstro Holds. They have taken a standard nunchuck and added a bolt block to completely remove any close calls on whether...