Monstro

A super juggy climbing/OCR hold with a very juggy top grab that's sure to make any wall climb interesting. Grippy Texture Screw hole for anti-rotation Very juggy grab

The Slip Sphere is a dynamic challenge designed to test grip strength in a whole new way. Unlike the Grip Sphere, its smooth, slippery surface demands extra precision and control, adding a level of...

Take your grip training to the next level with the Grip Chuck. Featuring a round, tapered top and a grippy textured surface, this compact hold challenges athletes to develop strength, precision, and...

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...

The Grip Sphere, also known as the Cannonball, is a must-have for enhancing grip strength and precision. With its unique semi-spherical shape, this obstacle presents a fun yet challenging experience...

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...

The Starter Chuck is a versatile transition hold designed to help ninjas progress from a tapered grip to a full vertical grip. Its tapered top encourages proper hand placement and prevents athletes...

The Monstro Saber Chuck is a nunchuck-style grip trainer forged for sci-fi fans. Inspired by ANW competitor Jedi Markowski, this unique hold features a fluted black handle and a tapered colored...

Ooooo scary! The Skull Beast Ball is an intimidating addition to any osbtacle line. As seen at the OCR World Championships.   Specifications: 6" tall ~6" gripping surface Grippy texture

The Monstro Semisphere is a semi-spherical hold perfect for compression or campus training. Mount with standard 3/8” hex bolt to a t-nut or 4” decking screw Specifications: 4" or 6"...

Take your grip training to the next level with the Monstro Pro Bungee Grips! Made from premium shock cord, they offer approximately 1.5 inches in gripping diameter and extend about 12 inches from the...

Challenge your grip strength and endurance with the Monstro Bungee Grips! Made from premium shock cord, they offer approximately 1 inch in gripping diameter and extend about 12 inches from the...

NOW WITH HOOKS! The first entry into our “Slip Series” line. The 1.5in thick Slip Chucks! Each chuck is 1.5in in diameter and 8 inches tall the bolt, 10.25 in total. The Slip Chucks have...

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

Our first community named hold, “The Infinity Ledge” A multi-purpose grip with a full 360deg, 1.5in ledge topped with a 3in Hemispherical grip for easy matching and big, dynamic moves...

Inspired by the Peg Monster at Pocono Ninja (Freedom Gymnastics and Ninja, Brodheadsville, PA), the Dragon Pegs offer an extreme grip challenge like no other. Each 2-3 inch peg features a detailed,...

What can make a 6″ grip more dynamic? Put a peg in it! Introducing the Peg Ball by Monstro Holds! We take a standard 6 inch training ball and add our own little twist by allowing you to insert...

A 2-handed hanging vertical limit trainer sure to trip up any hanging line.   Specifications: 8" wide 1cm ledge Grippy texture

A single handed hanging vertical limit trainer sure to trip up any hanging line.   Specifications: 3" wide 1cm ledge Grippy texture

Your eyes are not deceiving you, the bolt is wider than this 1" chuck. If overgripping is a thing, this little bugger is going to test your ability to do so. With a narrow body and grippy texture,...