Horse Products Stable and FieldFeeders and Waterers Back Horse Driving Bit with Iron Steel Type: 11.5cm(4-1/2'') 950-H1960-1 12.5cm(5'') 950-H1960-2 13.5cm(5-1/4'') 950-H1960-3 14.5cm(5-3/4'') 950-H1960-4 15.5cm(6-1/8'') 950-H1960-5 Item number: 950-H1960-1 Iron steel N/P Mouth thickness: 23mm Length: 11.5cm(4-1/2''), 12.5cm(5''), 13.5cm(5-1/4''), 14.5cm(5-3/4''), 15.5cm(6-1/8'') You May Also Be Interested In Horse Pelham Joint with Steel Horse Fries Roosjesbit Fix Bit with Strong Mouthpiece Horse Halter Bridle Combo Horse Cotton Lead Steel Snap 8 Feet