This gorgeous SeaSense irrigation clamp on heavy duty oar locks has the finest details and highest quality you will find anywhere! SeaSense irrigation clamp on heavy duty oar locks is truly remarkable. Product details: • condition: brand new • item SKU: ss-sms-91135 • information: the SeaSense clamp on heavy duty oar locks are high quality. They are highly recommended. They feature the ultimate grip. The oarlocks fasten securely to oars with adjustable bolts, and there is no drilling required.