View cart “Gearbox Hobby mill” has been added to your cart. Cir-Clip crank arm/guide wheel$1.76 Crank arm and guide wheel bearing retainer Part# 10016300 Cir-Clip crank arm/guide wheel quantity Add to cart SKU: 10016300 Category: Sun Mill/Solar Mill Parts Additional information Additional information Weight .003 kg Related products Ball for 2″ piston $6.93 for 2″ Piston pump Part# 10002040 Bolt stroke bar $1.50 Connecting Crank Rod to Stroke Bar Part# 10035641 Motor 60v SEW $1,193.50 60v to suit SEW gearbox before 2003 Part# 10008800 Crank arm 2 & 3″ Tall Pump Drive $137.50 for connecting Stroke bar to nylon pump rod part# 10035685