XJ Hard brake line replacement

Rear brake line replacement?

MuHize Copper Nickel Brake Line Repair Kit - Upgraded 1/4 Brake Line with 16 fittings and 4 Flared Tubes(2 Bubble Flared and 2 Double Flared), Brake Line Replacement Kit with Brass Compression Unions

35pcs Brake Line Fittings Kit for 3/16" (19 Fittings) and 1/4" (16 Fittings) for Inverted Flares Brake Line Tubing

MuHize Brake Line Fitting Kit - 35 PCS Brake Line Nuts Assortment for Inverted Flares on 3/16" (19 Fittings) and 1/4" (16 Fittings) Brake Line Tube

Brake Line Replacement Tubing Coils Fitting Kit, Brake Line Tubing Coils Fitting Kit 2 Sets Erosion Resistant for Vehicle - Walmart.ca