4K Aluminum Four Post Top Beam
$ 1,047.75
UPC: 091037175045
SKU: 17504
Only 9 left in stock
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4K Aluminum Four Post Top Beam
The 4K Aluminum Four Post Top Beam mounts to the top of two dock pilings per top beam. Made from 6061-T6 US aluminum. The top beam measures 12 foot 6 inches. The drive pipe measures 11 ft. 11 1/2 in. x 1 1/2 in. inner diameter. The drive pipe is made from schedule 40 galvanized steel. The drive pipe is drilled out for a hoist to fit. The bronze bearings have 1/4 in. easy-to-reach grease fittings. Includes all stainless steel mounting fasteners.
Includes
Top Beam – 5 in. x 2 1/4 in. x .260/.150 x 12 1/2 ft.
15 ft. 5/16 in. boat lift Cable
Single direction 1 1/2 in. ID cable winder
Aluminum bearing blocks w/ bronze flange bushing
Hoists, pile mount brackets, side mount brackets, and hoist mount brackets are not included.
| Single Beam Capacity | Dual Beam Capacity | Minimum Piling Requirements | Boat Lift Usage |
| 4,000 lbs. (4K) | 8,000 lbs. (8K) | 4 | 6,000 lbs. (6K) – 8,000 lbs. (8K) |
| 5,000 lbs. (5K) | 10,000 lbs. (10K) | 4 | 9,000 lbs. (9K) – 10,000 lbs. (10K) |
| 10,000 lbs. (10K) | 20,000 lbs. (20K) | 4 | 12,000 lbs. (12K) – 20,000 lbs. (20K) |
| 12,000 lbs. (12K) | 24,000 lbs. (24K) | 6 | 20,000 lbs. (20K) – 24,000 lbs. (24K) |
Specifications
| Top Beam Specifications | |||
| Length: | 12 1/2 ft. | Designation:: | 2.212 wt./in. ft. |
| Width: | 2 1/4 in. | Beam Type: | Channel |
| Height: | 5 in. | Lifting Capacity: | 4,000 lbs. / beam |
| Material: | Aluminum | Material Type: | 6061-T6 |
| Drive Pipe Specifications | |||
| Length: | 12 ft. 4 1/2 in. | Finish: | Hot-dipped galvanized |
| Diameter: | 1.5 in. (ID) | Type: | Sch. 40 |
| Aluminum Bearing Block Specifications | |||
| Length: | 4 7/8 in. | Material: | Aluminum |
| Width: | 1 1/2 in. | Type: | 6061-T6 |
| Height: | 5 3/4 in. | Weight: | 2.4 lbs. |
| Bushing Type: | Bronze Flange | Bushing Flange Bore: | 1 7/8 in, |
| Bearing Surface: | 1 5/8 in. | Maintenance: | Grease-able |
| Mounting Hole Amount: | 3 | Grease Fitting Amount: | 1 |
| Mounting Hole Size: | 9/26 in. | Grease Fitting Size: | 1/4 in. |
| Cable Specifications | |||
| Length: | 15 ft. | Material: | Stainless Steel |
| Diameter: | 5/16 in. | Designation: | Aircraft Cable |
| Min. Breaking Strength: | 9,000 lbs. | Type: | 7 x 19 |
| Cable Winder Amount: | 2 | Winder Type: | Single Direction |
| Fits: | 1.5 ID Drive Pipe | Winder Style: | Side Mount (Boat Lift Style) |
| Fastener Material: | Stainless Steel | Fastener Size: | 1/2 in. & 5/16 in. |
Product Overview
- No-weld aluminum design
- Stainless steel fasteners
- Fits on 4 dock pilings
- Includes cable winder, cable, and mounting fasteners
- 1.5 ID galvanized drive pipe
- Bronze bearings with 1/4 in. easy-to-reach grease fittings
