For KARCHER SC1 CTK10 SC2 SG4/2 SG4/4 Replace Tank Lid . Made of high-quality materials for maximum durability and reliability. Seamless fit, perfect replacement for your unit. Easy to install, no complicated tools required. Note: Installation guide not included. Professional installation is recommended. Please verify compatibility before purchase. Product may vary slightly between batches. Actual product may have minor differences in color or design due to manufacturing updates. These variations do not affect functionality. Precision workmanship, smooth finish, unique style. Due to different shooting angles and lighting, slight differences between image and actual item may occur. This does not affect normal use. Color: As shown Material: Copper Package Contents: 1 x Steam Cleaner Brass Safety Valve Light reflection and display settings may cause slight color variation. Measurement error allowance: +/- 1-3 cm.