①. Size: 68 10 AN6, AN8, AN10 does not mean 6mm, 8mm, 10mm. Correspondingly, the inner diameter of the pipe is 8.7mm, 11.11mm, 14.2mm. Therefore, attention should be paid to the inner diameter of the pipe when purchasing the product. ②. Product Angle: 0.45,90,120,180 ③. Material: Aluminum ④. Color: Black ⑤. Applicable Models: ogoacute;lne models ⑥. Application: Apply to all oil/fuel/water/liquid/air/gas/coolant lines, turbo modified car, oil cooler connection installation. Cannot use E85. Work with all stainless steel CPE and braided nylon hoses. Not compatible with PTFE hoses/rubber hoses. ⑦. Package includes: same as your selected ⑧. Product Features: tested, more sensitive, cheaper, easier to install. Fast flow stealth seal reusable hose connector. Anodized finish for corrosion protection and durability. Support pins allow 360 degrees adjustment after installation. Excellent thread strength, 37 degree angle sealing surface guarantees a positive seal to prevent leakage. Welded design provides better fluid flow and integrity in common ends. Mounting method: swivel mounting end A: threaded connection end B: threaded working temperature: -65℉ to +252X (-53℃ to +122℃) Maximum working pressure: 1000 PSI Quick connection design, easy installation and use. Red and blue color design is used, not only durable but also suitable for modern cars.