Belimo KH8 SKU: KH8 $19.35 $43.00 Quantity -+ Add to Shopping Cart In Factory Stock Details Belimo KH8 : Universal Crank Arm (For KG8 or KG10A Ball Joint) slot width 21/64" (8.2mm). For Damper shafts: 3/8" to 11/16" dia. (10 to 19 mm) or 3/8"... Data Sheet DetailsData Sheet Back Belimo KH8 : Universal Crank Arm (For KG8 or KG10A Ball Joint) slot width 21/64" (8.2mm). For Damper shafts: 3/8" to 11/16" dia. (10 to 19 mm) or 3/8" to 9/16" sq.(10 to 14 mm) Back