12 Pcs Rubber-Coated R Clips M3x60, Heavy Duty 70# Spring Steel Cotter Pins Hairpin Retaining Pin R-Shaped Lock Clip, Black Zinc Plated R-Pin with Red Grip, for Trailer Hitch Lawn Mower Tractor Truck

[Premium Spring Steel] Made of AISI 1070 (70#) spring steel with quenching & low-temperature tempering, great toughness and strong tensile strength, not easy to break or fall off under vibration. | [Trivalent Black Zinc] Uniform smooth black zinc coating delivers long-lasting corrosion & rust resistance. Works perfectly in outdoor, humid and harsh working conditions for extended service life. | [Red Rubber-Coated] Ergonomic red rubber grip ensures comfortable non-slip operation. Easy to install and remove, with excellent insulation and oxidation resistance. Burr-free surface for safe repeated use. | [One-Step Forming] Fully automatic one-step bending molding for solid structure and precise size. Strong spring tension locks parts tightly. Each pin stands up to repeated use without permanent deformation. | [Wide Application] 12 pcs M360 R clip (3mm wire diameter, 60mm length). An ideal replacement for weak original pins, widely fit for trailers, tractors, trucks, lawn mowers, farm & garden equipment.