ZG-LMSA-1 | Shaft extension for 3/8in. diameter shafts (4in. L). SKU: ZG-LMSA-1 Parent Item Parent Item - Additional Cost Has Item Option Details ZG-LMSA-1 | Shaft extension for 3/8in. diameter shafts (4in. L). Documentation Data Sheet DetailsDocumentationBackZG-LMSA-1 | Shaft extension for 3/8in. diameter shafts (4in. L).Back Data Sheet