uxcell 35mm Dia Cam Lock Water Dust Resistant Cover Protector Black 10pcs Main Material: Rubber; Package Content: 10pcs x Cam Lock Dust Cover Product Name: Cam Lock Dust Cover; Weight: 64g Main Color: Black; Overall Size: 90 x 35 x 10mm/ 3.5" x 1.4" x 0.4"(L*W*T) Outside Dia: 35mm/ 1.4" Lock Hole Size: 19 x 19mm/ 0.75" x 0.75"(L*W)