Olive insert, hydraulic disc brake hose, olive connection insert for Shimano 10 spare parts set (BH59)

Compatible: BH59 fits Shimano M355 / M395 / M445 / M446 / M447 etc. High-quality material: The olives and inserts are made of high-quality copper and stainless steel, rust-proof and rust-proof, good toughness, and durable. Oil leak prevention: High precision, perfect match with the disc brake oil line, no oil leakage. Ease of use: Easy to install and use. Practical: Small delay but great function, a good replacement for your bike.