7 sizes and 2 pack sizes to choose from: ---Overall length: 80 mm / Hole centres: 64 mm ---Overall length: 120 mm / Hole centres: 96 mm ---Overall length: 150 mm / Hole centres: 128 mm ---Overall length: 200 mm / Hole centres: 160 mm ---Overall length: 300 mm / Hole centres: 256 mm ---Overall length: 500 mm / Hole centres: 448 mm ---Overall length: 800 mm / Hole centres: 704/352 mm ---Pack size: 10 or 1 ---Material: Aluminium ---Finish: White ---Bar thickness: 18 mm / Protrusion: 40 mm ---Each order includes enough 15 mm mounting screws & M4TEC measuring tape.