CATERPILLAR 330L Coupler / Quick Coupler, This Coupler Was Originally Made Tio Fit A Cat 320/322/325. The Pin Holes Have Been Enlarged So It Will Pin To Cat 330. It Was Pinned To D Family Work Arrangement Front End And It Is Manufactured By Cat., To Fit Make: CATERPILLAR, Make: CATERPILLAR, To Fit Model: 330L, Model: 330L