Brass Balls Cycles Leather Diamond Moto Grips For Harley With Throttle By Wire CNC machined from billet aircraft grade aluminum with a recessed knurled surface to ensure the leather will not slide or twist. The leather is laser cut to shape then a pattern is embossed. Next the leather is dyed and airbrushed, and finally the grips and leather. Features: Machined from solid 6061 T6 billet aluminum Made for 1 bars with push pull throttle & idle Leather is bonded to the aluminum to eliminate slippage and twisting Hand stitched leather around the grip 1.33 outer diameter Set screws required for mounting are included Sold in pairs