Breech Base Twistlocks Bottom Twistlock Counterpart: Weldable breech base socket With class certificate Material - Cone: Forged steel, Body: Cast Steel Max. securing load: tension 250kN, shear 210kN Min. breaking load: tension 500kN, shear 420kN ✎ Send Enquiry Related Products Trailor TwistlocksContainer lashing Turnbuckles (Heavy duty)Midlocks