It is aftermarket petcock for honda atv bikes:
XR200R 1981-2002
XR250R 1981-1995
XR350R 1983-1984
XR500R 1981-1984
XR600R 1988-2000
XR650R 2000-2007
Recon 250 1997-2014
TRX250EX/ TRX250X 2001-2014
Rancher 350 2000-2006
Rancher 400 2004-2007
Condition: brand new
Total length: 120mm
Strainer length: 75mm
Strainer diameter: 10mm
Mounting bolt dimensions: m6 x 1.0
Mounting bracket holes: 40mm (center to center)
Feature: high class quality and very durable
Package included: 1 x fuel petcock switch