Piston 2″ low friction$71.50 for 2″ pump using low friction seal with 4.5mm grove Part# 10036520 Piston 2" low friction quantity Add to cart SKU: 10002750 Category: Sun Mill/Solar Mill Parts Additional information Additional information Weight .100 kg Related products Crank arm 2 & 3″ Tall Pump Drive $137.50 for connecting Stroke bar to nylon pump rod part# 10035685 Armature 30v to suit Rossi gearbox $359.70 for 30v motor after 2003 with front & rear bearing to suit Rossi Gearbox (Blue colour) Part# 65000051 Brushes 60v 540w motor $34.10 for 60v motor, pack of two Part# 10007700 Ball for 2″ piston $6.93 for 2″ Piston pump Part# 10002040