This is Titan Part # 43329007K, the Titan Model 60 Drum is rated to 7,000lb of towing capacity and 700lbs of tongue weight and couples with a 2 inch towing ball. Typically this surge actuator outfits either a single axle or tandem axle trailer with one or two 3,500lb capacity trailer axles; this would mean that the maximum capacity of the trailer itself would be 7,000lbs and is ideal for trailers utilizing 3500lb capacity drum brake kits.

Specifications: 
- 7,000lb Towing Capacity 
- 700lb Tongue Weight Capacity  
- For Use with Drum Brakes ONLY
- Heavy Duty Zinc Plated to prevent corrosion 
- Fits 2 inch size Ball 
- Fits on 3 inch Wide Trailer Tongues 
- Manufactured by Titan International 

eBay item #350981856980