ITEM NAME:10Pairs Bicycle Brake Olive Connecting Insert, Hydraulic Disc Brake Hose Fitting Description: Materials: Aluminum Alloy + Stainless Steel, anti-rust and good toughness, durable to use. Compatibility: Suitable for S-R-A-M, Avid hydraulic brakes. This kit is necessary for the brake lever with "STEALTHAMAJIG" letters, it's compatible for normal S-R-A-M, Avid brakes too. Perfectly fits the disc brake hose(5.0mm*2.0mm), no oil leakage. Includesï ¼Å¡10 X Olives, 10 X Inserts,1 X T8 Spanner. Needle Thread Length: 8mm Specification: Needle Thread Length: 8mm / 0.3inch Package Includes: 10 Pieces Oil Needle 10 Pieces Olive Head 1 Piece Installation tool SKU: ALU0032233154049934.10 Pieces Olive Head. Compatibility: Suitable for S-R-A-M, Avid hydraulic brakes. Perfectly fits the disc brake hose(5.0mm 2.0mm), no oil leakage. This kit is necessary for the brake lever with "STEALTHAMAJIG" letters, it's compatible for normal S-R-A-M, Avid brakes too.