ATUM-12/4-X-SP ATUM-12/4-X-STK ATUM-16/4-0 ATUM-16/4-0-40MM ATUM-16/4-0-SP ATUM-16/4-0-SP-CS6877 ATUM-16/4-0-STK ATUM-16/4-0-STK-CS6877 ATUM-16/4-0-STK-CS7335 ATUM-16/4-0-STK-CS7739