GS3-9106 4mm Ball Link Set GS3-9106 Price: HK$19.00 Order Qty: 4mm Ball Link Set Quantity:10 Used in construct ball linkage     For more information, please visit this products webpage. This product was added to our catalog on Tuesday 25 November, 2008. Customers who bought this product also purchased GS3-2129 5mm Stainless Steel Shaft EK1-0248 E-Sky Frame assembly GTL002 1.5mm Hex (Allen) Screwdriver EK1-0242 E-Sky Screw set GS3-9203 11T Brass Pinion(2.3mm) GS3-9204 9T Steel Pinion (2.3mm)