Resin Obstacles

Beautiful sandstone climbing holds, sold as a set of 4! This set has a 3/8 bolt and set screw hole in each hold to stop rotation. These semi juggy holds will look as great as they feel on any route. Holds range from 4-6 inches with a finger deeep jug…

Frankie the Frankenskull! 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

A massive 6" wide - 4" tapered cow bell grip that will test you.   Specifications: 6" tall 6" thick Grippy texture

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.   Specifications: 2.75" or 4" diameter flat surf…

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 strength increases. They've taken their popular cone des…

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 or not a competitor uses the bolt during a competiti…

The Starter Chuck from Monstro is a transition hold designed to help any ninja going from a tapered grip to a full vertical grip. It features a tapered up top to help avoid grabbing the bolt on top which is not only a bad habit, but also unsafe. 1-…

The Saber Chuck was inspired by an ANW competitor named…. Well… JEDI! Jedi Markowski competed on season 7 of American Ninja Warrior and has been training ever since. We created this design for him due to his, and our own, love of Sci-Fi…

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" wide slight curve back grippy texture

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 a super slick, Automobile style finish to truly tes…

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 strength increases. We've taken our popular cone desi…

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. The infinity Ledge was named by American Ninja Warrio…

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, textured dragon claw clutching a smooth egg. This un…

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 1-1/4″ peg into it. Place multiple Pe…

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, the grip stick is definitly more challenging than it.…