Shires Brass Alloy Loose Ring Waterford Snaffle Bit Size:5.5" 140mm The fixed combo neck offers The fixed combo neck offers improved protection for your horse while out in the field Shake Relief contains a unique complex of scientifically verified and naturally sourced antioxidants to flush out free radicals from the system Designed with many links to prevent the horse from fixing or taking a hold on the bit ideal for horses which are strong or lean on the bit Loose rings further increase how much the bit moves in the mouth Brass alloy mouthpiece is durable and warm Waterford mouthpieces should be used under supervision or by an experienced rider