Best Hitch Locking Pins in 2026

▶ 8-Pack heavy duty shaft locking pin.

▶ Constructed of spring steel and carbon steel to ensure a secure fit during installation.

▶ Corrosion resistant semi gloss powder coat finish.

【Value Pins】 You will get 5 pieces of M4*75mm pins, M2.8*5mm pins, M2.5*50mm pins, M2*45mm pins, M1.8*35mm pins, 1.2*21mm pins respectively. Save you more money!

【Elasticity & Hardness】 Our high quality pins are made of heavy duty carbon steel. Good elasticity, high hardness, good wear resistance, smooth surface, no burr. Strong and durable. Can be used for years without replacement.

【Waterproof & Rustproof】Corrosion and rust resistant, galvanized coating. Suitable for indoor and outdoor use and wet environment. Will not rust even after years of use.

【25/64" Diameter】: This safety coupler pin is 2-3/4" (70mm) long and 25/64" (10mm) in diameter, usable length is 2-1/4"(60mm), suitable for quick release applications in variety situations.

【Rust & Corrosion Resistant】: Made of high-quality spring carbon steel material with zinc coating, the hitch pin is rust and corrosion resistant, very durable and sturdy, fits for outdoor long-term use.

【Secure Hold】: These heavy duty safety pin are structurally strong, they are quality fasteners with strong load carrying capacity, fit for varieties of home and industrial locking applications and will hard to loosen during use.

【75 Pcs in 8 Sizes】There are 8 sizes in the cotter clip assortment kit. The five hitch pin size are respectively M1x17(15Pcs),M12x21(15Pcs),M1.6x28(15Pcs),M1.8*32(10Pcs), M1.8x35(5Pcs),2x30(5Pcs),M2.5x45(5Pcs),M3*50(5Pcs). Hair Pin set contains wide range of sizes M1-M3, Rich size to meet the needs of different uses.

【High Quality 4.8 Carbon Steel】R clips retaining pins are made of high-quality 4.8 carbon steel. Advanced Galvanizing Technology effectively prevents rust and ensure smooth surface without burr. The cotter pins suitable for indoor, outdoor and high temperature, high salinity working environment.

【Strong Elastic Hairpin Design】Because of a strict metal composition and consummate casting skill, the hitch pin clips have high hardness and strong spring tension. The pin will not be easily removed when the clip is in place. Furthermore, once these are in place they last. Hairpin design: fast, Safe and effective locking bolt, uniform force, not easy to slip, used to prevent relative travel, will not fall off, easy installation and disassembly, reusable.

【38 Pcs in 5 Sizes】There are 5 sizes in the black zinc-plating cotter clip assortment kit. The five hitch pin size are respectively M1.2x21(10pcs), M1.8x32(10pcs), M2x40(10pcs), M2.5x45(4pcs), M3x60(4pcs). Hair Pin set contains wide range of sizes M1.2-M3, Rich size to meet the needs of different uses.

【High Quality 4.8 Carbon Steel】R clips retaining pins are made of high-quality 4.8 carbon steel. Black zinc-plating Technology effectively prevents rust and ensure smooth surface without burr. The cotter pins suitable for indoor, outdoor and high temperature, high salinity working environment.

【Strong Elastic Hairpin Design】Because of a strict metal composition and consummate casting skill, the hitch pin clips have high hardness and strong spring tension. The pin will not be easily removed when the clip is in place. Furthermore, once these are in place they last. Hairpin design: fast, Safe and effective locking bolt, uniform force, not easy to slip, used to prevent relative travel, will not fall off, easy installation and disassembly, reusable.

SBDs Quick Release Pin Tensile (3/8" Dia - 3-3/4" Locking Space) Universal World Class Weight Stack SELECTOR Key - w/Jumbo 1-3/4" Dia Round Designer KNOB |Detent Hitch PINS | Chrome PL Steel Shaft

Selector Pins for Gym Equipment

Universal Quick Acting Fastening Applications.

* High Quality Material: Made of durable carbon steel, the linchpin is tough and sturdy, not easy to deform or to be corroded, fits for long-term outdoor use.

* Secure Hold: Comes with self-locking rings, these lynch pins are structurally strong, you can snap the ring and pin into axle to tightly secure wheels or hold trailer hitch. Convenient for using and not easy to loosen.

* What You Get: Total 10pcs linchpins with ring. Pin Diameter: 6mm(6/25”), Pin Length: 45mm(1-25/32").

[1]: APPLY TO - Various uses for house construction, furniture fastening, truck, trailer, truck, linkage, stabilizer or farm, lawn and garden, trailer hitch receivers, and other applications.

[2]: SPECIFICATION - Pins size: 45mm/1.77"(L)x10mm/0.39"(T); Ring outer diameter: 51mm/2.0"; Ring inner diameter: 44mm/1.73"; Ring thickness: 2.5mm/0.1"

[3]: DESIGN - Comes with self-locking rings, these linchpins are strong, you can snap the ring and pin it into the axle to tightly secure wheels or hold the trailer hitch. Convenient for using and not easy to loosen.