KEZE 1040 Pcs O Ring Kit 21 Size Universal Nitrile Rubber O Ring Assortment Set for Automotive Vehicle Repair Faucet Plumbing Air or Gas Sealing Connections Resist Oil and Heat HUASHAN Set It & Forget It:

Set It & Forget It: They automatically light up at dusk and turn off at dawn

Meets requirements of 9th Edition UL 217

biological experiments and other daily equipment needs to be supported

Holds Up Under Heavy Snow

KEZE 1040 Pcs O Ring Kit 21 Size Universal Nitrile Rubber O Ring Assortment Set for Automotive Vehicle Repair Faucet Plumbing Air or Gas Sealing Connections Resist Oil and Heat HUASHAN Set It & Forget It:Brand: Keze Color: Black Features: Popular Sizes: Metric o ring assortment kits contains the most commonly used 21 size ID x CS : 1x2mm ,2. 5x1mm ,3x1mm , 4x1mm , 4. 5x1mm ,5x2mm ,6x2mm ,7x2mm ,8x2 mm ,9x2 mm ,10x2mm ,12x3mm ,13x3 mm ,14x2. 5 mm ,16x2 mm ,18x2 mm ,20x2 mm ,22x2 mm ,17x2. 5 mm ,18x4 mm ,25x2. 4mm. 21 commonly used sizes of O rings can meet almost all your daily needs Wide Application: Rubber o ring kit for faucets,water plumbing,