• Heavy Duty- For Experienced and Professional Dog Owners

• NO Visual Safety Indicator. This HEAVY DUTY is solid all of the way through

• Purchaser should be familiar with our Safety Mission and Guidelines

• Guaranteed for Life. Take away after any damage and return for replacement. Please read Guarantee instructions.

Medium Black "Original" Heavy Duty

• Dimensions: 1.75 cross sec/5 inch diameter

• Even more durable. NO Visual Safety Indicator

• Suitable for dogs 30-70lbs

• Durability Scale Score: 90

Large Black "MaXX" Heavy Duty

• Dimensions: 2.19 inch cross sec/6.25 inch diameter

• Even more durable. NO Visual Safety Indicator

• Suitable for dogs 60-100lbs

• Durability Scale Score: 97

Extra Large Black "Buster" Heavy Duty

• Dimensions: 2.5 inch cross sec/6.25 inch diameter

• Even more durable. NO Visual Safety Indicator

• Suitable for dogs 80-100lbs +

• Durability Scale Score: 99