🔧 See your oil levels like a pro — precision you can trust!
The Boltigen 3/4-inch NPT male hex head stainless steel oil sight glass is engineered for high-performance fluid level monitoring. Featuring a robust 304 stainless steel frame and durable borosilicate glass, it withstands pressures up to 800 PSI and temperatures from -30°C to 120°C. Its clear viewing window with a red ball indicator ensures quick and accurate oil level checks, making it ideal for compressors, gearboxes, hydraulic tanks, and industrial applications. Factory-tested for quality and backed by a full refund guarantee, this sight glass combines reliability with professional-grade precision.
| Brand | Boltigen |
| Package Dimensions | 6.2 x 5.21 x 4.19 cm; 68 g |
| Color | シルバー |
| Are Batteries Included | No |
| Item Weight | 68 g |
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