Sprenger 3 Ring Bit Vienna 18 mm Single Jointed Stainless Steel Horse Bit Size:125mm Both lightweight and durable Breathable Air Mesh Fabric Both lightweight and durable The rubber sole incorporates clever design features for durability and performance 3 Ring bit "Vienna" 18 mm single jointed Stainless steel mouth piecehelps to create more control over strong horses that evade a contactextremely versatile offers 4 different rein optionsdepending on where the reins are attached varying degrees of lever action intensify the rider_x0018_ s aidsusing a curb strap can limit the poll pressure and additionally acts onto the lower jawideal to master technically difficult passages in showjumping courses