The Weighted Collar is made from heavy cordura denier backed fabric that is double stitched in construction. The weighted collar was designed with safety of the dog in mind.
Dog Collars - Stillwater Kennel Supply -- The Best Pit Bull Collars
This 2 inch weight collar by Extreme Dog Gear is made from premium 4 layers heavy duty nylon. This Extreme Training collar with added load to strengthen and extend neck muscles. Load is regulated by the amount of weights in each of the collar pouches. The weights are secure and will stay in place. Each pouch has an Hook and Loop closure, no weights will jump out while the dog is in training.
Extreme Dog Gear uses new heavy duty weights. For the sizes: XS, S and M these weights are 400+ grams, and for L and XL collars the weights are 430+ grams each. These weight collars are the heaviest on the market today. The weights come with the dog collar. The collar can be used with or without weights. Start out using the collar with no weight to get the dog accustomed to wearing the collar.
ALL 5-PLY COLLARS COME STANDARD WITH ELASTIC COLLAR KEEPER !!
Training starts with one weight after around two weeks you can add another weight and so on. Training with weights builds a dog's muscles. The weight collar is helpful for training dogs in the weight pulling sport. A weight collar can also be used to tire out an aggressive dog so it is easier to handle the dog during training.
These heavy duty weight collars come in various sizes and weights:
It was at a dog sled race that I was introduced to weight pulling
The collar can be used with or without weights. Start out using the collar with no weight to get the dog accustomed to wearing the collar. Gradually add weights during a work out. Never start out a dog with the full amount of weight. Build up to the desired weight gradually.I hate to break it to you, but I think you are over generalizing quite a bit with your assumptions in saying "maybe it will work in a bully dog where muscle mass is something to be proud of", many people are proud of their strong muscle bound dog regardless of its pedigree, are you telling me you dont think an old game dog fully fitted and toned with muscle mass is a beautiful thing? Keep in mind that weight collars have been used far before the razors edge concoctions were anywhere to be found.