Seachoice Door Catch 1-1/8"x3/8" Black Pr 50-35971 by Seachoice $9.40 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Add to cart Seachoice Door Catch Pair #50-35971 Stud: 1-1/8" x 3/8". Catch: 1-3/8" x 7/8". Black plastic ball stud and catch. Holds door firmly in place against motion and vibration. # 4 Fastener.