MT Valves & Fittings product. Available references and published specifications: • 4564201620 — measures: MULT.PRESS BALL VALVE PN30 RED BUTTERFLY Ø16X2-LN3/4"; weight (kg): 0.25; small / large box: 12 / 48 • 4564202020 — measures: MULT.PRESS BALL VALVE PN30 RED BUTTERFLY Ø20X2-LN3/4"; weight (kg): 0.26; small / large box: 12 / 48 • 4564202520 — measures: MULT.PRESS BALL VALVE PN30 RED BUTTERFLY Ø25X2,5-LN3/4"; weight (kg): 0.36; small / large box: 8 / 32 • 4564202620 — measures: MULT.PRESS BALL VALVE PN30 RED BUTTERFLY Ø26X3-LN3/4"; weight (kg): 0.36; small / large box: 8 / 32 Price and local availability on request. Source: https://mtspain.net/en/multilayer-press-ball-valve-pn30-loose-nut-with-butterfly-handle-color-red/