Had to do a little searching, but I finally found it. Kromewerks (KW) brand.
The Electronic Throttle Models require a different part number than is listed in the subject line. See below:
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WIDE “SWEEPER” CUSTOM HANDLEBARS for 2008-11 ELECTRA GLIDE® ROAD KING® and ROAD GLIDE® models
Our latest additions to the Sweeper family. Similar to our p/n 300501 and 300504 Wide Sweeper Bars, except the throttle grip end is notched and the bar in milled for internal wiring to accommodate the new electronic throttle control sensor unit on 2008-10 models. Formed from 1” diameter, 14 gage steel tubing, dimpled, knurled and duplex nickel chrome plated. Version for 2008-11 Road Kings and Road Glides measures 33” grip to grip with 8” of straight section between the lower bends. Version for Electra Glides is 34” grip to grip with 12” center straight section. No cable or brake hose changes normally required. Both versions also available +2 – two inches taller than standard Sweeper. +2 Sweepers on Electra Glide models requires longer clutch cable, OEM #38649-98 for 1996-2006, OEM #38649-07 for 2007, OEM #38649-08 for 2008-up. Harley- Davidson offers a Twist Grip Sensor Kit, p/n 32310-08 with 29” longer wires to eliminate wire splicing of the sensor unit. Namz Custom Cycle Products Inc. offers wire extension kits as well. See “Handlebar Specifications” on our web site for more detailed dimensions. Made in USA.
-300511 Wide Sweeper f/08-11 FLHR, FLTR M.S.L. $79.99
-300512 Wide Sweeper f/08-11 FLHT M.S.L. $79.99
-300514 +2 Wide Sweeper f/08-11 FLHR, FLTR M.S.L. $79.99
-300515 +2 Wide Sweeper f/08-11 FLHT M.S.L. $79.99
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Jerry