View cart “Crank arm 2 & 3″ Tall Pump Drive” has been added to your cart. Ball for 3″ piston$6.80 for 3″ Piston pump Part# 10002045 Ball for 3" piston quantity Add to cart SKU: 10002045 Category: Sun Mill/Solar Mill Parts Additional information Additional information Weight 0.24 kg Related products Brushes 24v 60w motor $82.50 for Hobby Mill with 24v 60w motor (Brown in colour) Pack of two Part# 30090102 Bolt 70mm for Guide Wheel Assembly $7.70 for Guide Wheel Assembly 3″/75mm pump, with machined head Part# 10042000 Seal 2″ piston nitrile $23.76 for 2″ Piston with 9.5mm grove Nitrile Part# 10002700 Bolt stroke bar $1.50 Connecting Crank Rod to Stroke Bar Part# 10035641