Southco Inc K2-3005-89 Rotary-Action Draw Latch Southco Link Lock Rotary Action Draw Latches, Springloaded, Draws panels together with overcenter clamping force and slide travel of .47". Simply lift wing and twist to disengage. Working load for stainless is 190 lbs. Steel is 275 lbs. Keepers not included and must be purchased separately.