Please note this listing is for 2 PACKS / SETS. All products listed in packs are also available individually, please see our other listings or contact us. A toilet indicator bolt, with a slide-action to engage the bolt. A red/green vacant/engaged indicator will appear when the bolt is locked/unlocked. Supplied with keep plate and fixings. Comes with a 10 year mechanical guarantee. Suitable for domestic and commercial use.Alias ID - bc06661ax2