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Muscle D Pro Lock Jaw Collars

✓ National Muscle D Dealer

✓ Ships in 3 - 5 Business Days

✓ Questions? Call or Text (646)657-8856

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Free Shipping

Ships FREE with orders of $100 or more to the Lower 48 States.

For Hawaii and Alaska, please ask for custom shipping rates.


In Stock - leaves the warehouse in 3 - 7 business days.

Made to Order -production lead time 4-6 Weeks, then ships.

Order Info - sent to you by email and text. We give you a tracking number with live tracking updates.

Small Products - ship by FedEx or UPS

Large Products - ship by LTL. Your local Freight terminal will call you and set up an appointment, so you're guaranteed to receive your item.

Delivery Locations- Curbside or Loading Dock

Questions? Contact Us


The Warehouse Crew and our Gym Technicians are on standby support. contact us and most issues are easy to resolve.

Cancellations are simple before an item ships and returned products must be in their original packaging.

For more details, please refer to our Cancellation and Returns page

Email us at hello@competitorsoutlet.com or chat or text to (646) 657-8856

Muscle D Pro Lock Jaw Collars For Olympic Barbells


Lift heavy and train harder! Muscle D Pro Lock Jaw Collars help you lift heavier without the hindrance of moving weight plates on the barbell. Unstable weight can take away the effectiveness of your workout. Feel the stability and security when lifting rubber, technique, training, competition, and powerlifting bumper plates. Don’t just move the weight...feel the muscle and make every set and rep count with Muscle D Pro Lock Jaw Collars.


Perfect for cross fit, overhead and bench press, lifts (i.e. Olympic, dead, weight and power), and or any other weight workouts using 2” inches Olympic Barbells.

Safe & Secure Design

The special design of the collar ensures a safe and secure plate fixation on the bar so you don't have to worry about the weights moving or falling off. The high-density compound grips firmly on the barbell bar but also protects the bar finish.

Easy To Use

Add, Lock, Release...easy as 1, 2, 3! The barbell clamp collar offers fast installation and quick lock/release action to make your workouts faster and more efficient. You'll be done with your workout before you know it!



  • Safe & secure design
  • Fits Olympic barbells (2 inches)


  • Easy to use


  • 2-inch diameter
  • Quick-lock/release action


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