• Attaches leaf springs to trailer axle.
• Zinc plated or hot dip galvanized for corrosion reistance.
TOW-MAX U-Bolt kits provides hardware needed to install leaf springs on your trailer’s axle. Galvanized or corrosion resistance using zinc plated or hot dip. The most often used U-bolt kit for trailer axles.
| Product Code | Axle Size | Spring Width | Thread Dia. | Inside Length | Application | Description | |||
| UK34R2 | 1 3/4″ RND | 1 3/4″ | 3/8″-24 UNF | 4 1/4″ | 2K Axles | U-Bolt x 4, Nut x 8, Axle Plate x 2 | |||
| UK38R35 | 2 3/8″ RND | 1 3/4″ | 1/2″-20 UNF | 5 1/2″ | 3.5K Axles | U-Bolt x 4, Nut x 8, Axle Plate x 2 | |||
| UK3R6 | 3″ RND | 1 3/4″ & 2″ | 1/2″-20 UNF | 7″ | 5.2K-7K Axles | U-Bolt x 4, Nut x 8, Axle Plate x 2 | |||
| UK34S2 | 1 3/4″ SQR | 1 3/4″ | 9/16″-18 UNF | 4 1/2″ | 2K Axles | U-Bolt x 4, Nut x 8, Axle Plate x 2 | |||
| UK2S35 | 2″ SQR | 1 3/4″ | 9/16″-18 UNF | 5 3/4″ | 3.5K Axles | U-Bolt x 4, Nut x 8, Axle Plate x 2 | |||
| UK39R45 | 39mm RND | 45mm | 1/2″-20 UNF | 4 1/2″ | 6mm Fish plate x 2, U-bolt x 4, Nut x 8, Axle Pad x 2 | ||||
| UK40S45 | 40mm SQR | 45mm | 1/2″-20 UNF | 5″ | 6mm Fish plate x 2, U-bolt x 4, Nut x 8, Axle Pad x 2 | ||||
| UK45S45 | 45mm SQR | 45mm | 1/2″-20 UNF | 5 1/2″ | 8mm Slotted Fish plate x 2, U-bolt x4, Nut x 8, Axle Pad x2 | ||||
| UK45S60 | 45mm SQR | 60mm | 1/2″-20 UNF | 5 1/2″ | 8mm Fish plate x 2, U-bolt x4, Nut x 8, Axle Pad x2 | ||||
| UK50S45 | 50mm SQR | 45mm | 1/2″-20 UNF | 5 1/2″ | 8mm Slotted Fish plate x 2, U-bolt x4, Nut x 8, Axle Pad x2 | ||||
| UK50S60 | 50mm SQR | 60mm | 1/2″-20 UNF | 5 1/2″ | 8mm Fish plate x 2, U-bolt x4, Nut x 8, Axle Pad x2 | ||||
| UK50R45 | 50mm RND | 45mm | 1/2″-20 UNF | 6 1/4″ | 8mm Slotted Fish plate x 2, U-bolt x4, Nut x 8, Axle Pad x2 | ||||
| UK50R60 | 50mm RND | 60mm | 1/2″-20 UNF | 6 1/4″ | 8mm Fish plate x 2, U-bolt x4, Nut x 8, Axle Pad x2 | ||||
| UK45S6058 | 45mm SQR | 60mm | 5/8″ | 6″ | Off Road | 10mm Slotted Fish plate x 2, High Tensile U-bolt x4, Nut x 8, Axle Pad x2 |
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| UK50S6058 | 50mm SQR | 60mm | 5/8″ | 6″ | Off Road | 10mm Slotted Fish plate x 2, High Tensile U-bolt x4, Nut x 8, Axle Pad x2 |
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| UK63S6058 | 63mm SQR | 60mm | 5/8″ | 6″ | Off Road | 10mm Slotted Fish plate x 2, High Tensile U-bolt x4, Nut x 8, Axle Pad x2 |
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| UK65R6058 | 65mm RND | 60mm | 5/8″ | 6″ | Off Road | 10mm Slotted Fish plate x 2, High Tensile U-bolt x4, Nut x 8, Axle Pad x2 |
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