1. TR-768 Brace width : 4m x 19mm Tube size : 1" 1/2"
2. TR-173JR Seat : 11" x 1.5" Brace width : 3mm x 16mm
3. TR-172JR Seat : 8" x 1.5" Brace width : 3mm x 16mm
4. TR-171JR Seat : 6" x 1.5' Brace width : 3mm x 13mm