6″ Aluminum Cradle Beam w/ Sheave Housings

  • Made from 6061-T6 US aluminum
  • The cradle beam weighs 4.7 lbs. / linear ft.
  • Sheave housings installed on ends of structural beams at the factory
  • Sheave housings accept 4 in. sheaves and 3/4 in. axle bolts (not included)
  • Ships freight only (loose freight)

From$515.06

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About this Item

  • Made from 6061-T6 US aluminum
  • The cradle beam weighs 4.7 lbs. / linear ft.
  • Sheave housings installed on ends of structural beams at the factory
  • Sheave housings accept 4 in. sheaves and 3/4 in. axle bolts (not included)
  • Ships freight only (loose freight)

6″ Aluminum Cradle Beam w/ Sheave Housings

The 6″ Aluminum Cradle Beam is a structural aluminum beam with an aluminum sheave housing installed on the ends of the cradle beam. Made from marine-grade 6061-T6 extruded US aluminum. The beam weighs 4.7 lbs. per linear foot. 6 in. web with a 4 in. flange. Drilling compromises the aluminum beams integrity. Ships loose freight only.

The sheave housing measures 6 in. H with a 4 in. Flange. Made from marine grade 6061-T6 US aluminum. No-weld construction. (2) mounting holes on either side of the sheave housing.  The sheave housing accepts a 4″ Aluminum Sheave w/ Bronze Bushing. The 3/4″ x 3 1/2″ Stainless Steel Axle Bolt Kit installs through the mounting hole to secure the sheave in place. The sheave and axle bolt not included.

Specifications

 Cradle Beam Measurements:  6 in. wide x 4 in. flange
 Cradle Beam Weight:  58.75 lbs.
 Cradle Beam Material:  6061-T6 US aluminum
 Sheave Housing Measurements: 6 in. web x 4 in. flange
 Sheave Housing Fits: 4 in. flange (I-beam)
 Sheave Housing Fasteners:  316 stainless steel
 Sheave Housing Accepts:  4 in. sheave w/ bronze bushing
 Sheave Bolt Bore:  3/4 in.
Sheave Housing Material: 6061-T6 US Aluminum
Sheave Mounting Hex Head Bolts: (4) 1/2 in. x 2 1/2 in. stainless steel
Sheave Housing Lock Washers: (4) 1.2 in. stainless steel
Sheave Housing Nuts: (4) 1/2 in. stainless steel
All boat cradles, cradle beams, and boat lift ship freight. It is the responsibility of the purchaser to unload the freight from the delivery truck. The purchaser must be present during delivery. For more questions, visit our shipping terms and conditions.

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