Fitted from the factory, the BETA SWITCH, REV 3 '05 (OEM 13.36643.000) is Beta’s original Handlebar/Controls component for the REV 125 2T, REV 200 2T, REV 250 2T, REV 270 2T (2004–2006). It keeps your Beta performing exactly as the factory intended. Replace it as part of normal maintenance or after wear. Original parts install without modi...