Ok i got a 11-87 im setting up for 3 gun, anyhow i ordered the ShurShot i knew i liked the stock ser as a friend has a 870 with it, so i ordered from optics planet cost me 55.45 shipped to my door any how moving onto the issue installing the forearm would not fit it would slide on but stop right at the mag threads i noticed the forearm had lil fingers like it slipped over something there was a bushing at end of bbl support i removed the bushing it fits perfect my long winded question, beeing it orginally had wood is that bushing for wood furniture im going to post a pic " />
I want to be sure but my guess its for wood furniture