BrickLink - Part 32181c05 : LEGO Technic, Shock Absorber 10L Damped - Normal Spring [Technic, Shock Absorber] - BrickLink Reference Catalog
Self-locking Bricks Moc Building Block Technical Parts 1pcs Technical Shock Absorber 9.5l (hard Spring) Compatible With Lego - Model Building Kits - AliExpress