Rig-Rite SP450T Airfoil Spreader Section


SP450T Airfoil Spreader Section & Hardware Rig-Rite SP450T Spreader Section features an integral "tail", so that the Spreaders can be tapered at the outboard ends without welding. Originally designed for racing applications using special extruded Spreader Bars, below, incorporating seats for Rod or Wire Stemballs to minimize weight and wind resistance. Rig-Rite SP450T Spreader Section is available in cut lengths, but is normally supplied as a Tapered Spreader Assembly with a welded spreader tip, for use with with SP450B Spreader Bars.
*SP450T Spreader Section: RR SP450TXR-____:* SP450T Spreader Extrusion is stocked in a raw aluminum finish and is available in lengths up to 11' 7". To order: specify length.
*SP450T Tapered Spreader Assembly: RR SP450TTA-____:* Tapered SP450T Spreader Assembly uses a welded, cast aluminum spreader tip, *RR SP450T-2T, and an open inboard end for use with a variety of special Spreader Bars, below. Also available with other Spreader Tips, please specify. Standard finish is raw aluminum, specify color if painted finish is required. To order:* specify maximum length, and finish.

*SP450T Spreader Tip Assembly - Standard: RR SP450T-T2R:*
Spreader Tip for SP450T Spreader features (2) slots, one (forward) for up to 3/8" shroud (-22 Rod), the other (aft) for a -10 Rod Spreader Bend or up to 1/2" wire. Shroud(s) are secured with SS Cover Plate, RR SP450T-TC, which is held on by (2) 3/16" (#10-24) screws. Tip is 3 1/4" wide x 1 3/8" high, projects 7/8" beyond tube end, and extends shroud seat 3/8" beyond spreader tube. Cast aluminum Spreader Tip has uncoated Aluminum finish for use in welded applications. As used on Sabre 42.
	*SP450T Spreader Tip Cover Plate: RR SP450T-TC:* SS Cover Plate for SP450T Spreader Tips. SS strap is 3/8" wide x 2 3/8" long with (2) 3/16" holes on 2" centers.

SP450T Spreader Bars SP450T Spreaders are normally used with a special thru-mast Spreader Bar, SP450B, especially in High Performance applications. SP450B Spreader Bars are extruded from high-strength 6061-T6 Aluminum with channels that retain a 5/16" SS rod, eliminating any chafe on the Bar from halyards or the mast wall. SP450B Spreader Bars snugly fit the interior of the Spreader, and require that the inboard end of the Spreader be cut or filed to approximate the curve of the mast section. Spreader Bar is installed through a slot in the mast, the Spreaders fit over the Bar and are pinned straight through the Bar, holding the Bar and Spreaders in place. Special configuration assures Bar cannot be put in Mast slot backwards, and Spreaders can only be put on one way. Bars feature integral etch lines to line up with centerline of SP450T Spreader. SP450B Spreader Bars with Shroud Seats are specific to individual Mast Section widths and are listed under the Mast Sections that they are normally used with, See Rig-Rite Mast Sections. SP450B Spreader Bars are available in a variety of other configurations to fit different Mast Sections, and with or without specially machined seats to accommodate wire or rod stemballs. To order Spreader Bars for Mast Sections not listed: Specify Mast Section (or maximum Mast width), shroud configuration, angles, and wire or rod sizes.
*SP450T Spreader Bar for 5"-6" Wide Mast Sections: RR SP450B-15:*
Aluminum Spreader Bar Assembly is used with Rig-Rite SP450T Spreaders on a variety of Mast Sections in the 5" to 6" wide range. As Bar is being used as Spreader Base only (without Shroud Seats), Spreader Bar is suitable over a wide range of Mast Sections. Installed through a 3" x 1" slot in the mast, Spreaders fit over the Bar and are pinned straight through the Bar, holding the Bar and Spreaders in place. Bar features captive SS rods (5/16") to eliminate chafe from halyards or mast wall. Unit is 15" long x 3" wide x 1" high, and has a 5-degree vertical lift.
*SP450T Spreader Bar for Sabre 42 - Lower: RR SP450B-S42:* Aluminum Spreader Bar Assembly is used with Rig-Rite SP450T Spreaders on Rig-Rite 8349 Mast Section. Bar is machined with (2) seats for -12 Rod Stemballs on each side. Keyhole slots allow easy removal of rigging. Bar features captive SS rods to eliminate chafe from halyards or mast wall. Unit is 15" long x 3" wide x 1" high, and has a 5-degree vertical lift. As used on Sabre 42 for Lower Spreaders.

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