Class III and IV Locks

55 different Class III and IV Locks in stock & ready to ship today

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Suregrip™ L-Handle Hitch Pin Lock - Chrome

Brinks (Part #: 3015-049)

FitsClass I,II,III,IV
List Price: $18.95
Now Only: $14.53

Deadbolt Barbell Hitch Pin Lock - Keyed Alike - Sold Each

Deadbolt (Part #: RH-3-KA)

Fits5/8" diameter pin hole for 2" receivers
Made In:USA
List Price: $17.95
Now Only: $15.27

Deadbolt Barbell Hitch Pin Lock

Deadbolt (Part #: RH-3)

Made In:USA
List Price: $17.95
Now Only: $15.27

Fastway Locking Hitch Pin for 2 Inch Receivers

Fastway (Part #: 86-00-3050)

Fits2 inch receivers
List Price: $19.95
Now Only: $15.99

Swivel Head Hitch Pin Lock - 1/2 and 5/8 inch

Master Lock (Part #: 2866DAT)

FitsClass I/II 1-1/4 receivers and Class III/IV 2 inch receivers
List Price: $20.95
Now Only: $16.50

Swivel Head Barbell Locking Hitch Pin For 2 Inch Receivers

Master Lock (Part #: 1479DAT)

FitsFits 2 inch receivers
List Price: $22.95
Now Only: $17.35

Deadbolt Hitch Pin Lock for 2 or 2-1/2 inch Receivers

Deadbolt (Part #: RH-5XL)

Made In:USA
List Price: $21.95
Now Only: $17.49

Deadbolt Hitch Pin Lock for 2 or 2-1/2 inch Receivers - Keyed Alike - Sold Each

Deadbolt (Part #: RH-5XL-KA)

Fits2" or 2-1/2" receiver hitches
Made In:USA
List Price: $21.95
Now Only: $17.49

5/8" Locking Hitch Pin With Tubular Style Keys

Trimax (Part #: TR-200)

FitsClass III/IV 2 inch receivers and Class V 2-1/2" receivers*
List Price: $20.95
Now Only: $17.82

Fastway Locking Hitch Pin for 2-1/2 Inch Receivers

Fastway (Part #: 86-00-3160)

Fits2-1/2 inch receivers
List Price: $20.95
Now Only: $17.99

Locking Hitch Pin for 2 or 2-1/2 inch Receivers

Tow Ready (Part #: 63223)

List Price: $26.95
Now Only: $18.83

Trimax Hitch Pin Lock

Trimax (Part #: T-3)

List Price: $22.95
Now Only: $19.68

Bolt Codeable 5/8" Receiver Lock - Late Model GM Vehicles (GM-B)

Bolt (Part #: 7018446)

FitsLate Model GM Vehicles
View Product Video CLICK HERE
Made In:USA
List Price: $34.99
Now Only: $19.79

Trimax Extended Length Hitch Pin Lock

Trimax (Part #: T-5)

Fits2 and 2-1/2 inch receivers
List Price: $23.95
Now Only: $20.55

Chrome Barbell Hitch Pins & Coupler Latch Combo

Master Lock (Part #: 2848DAT)

Fits1/2" Hitch Pin-1-1/4" receivers 5/8" Hitch Pin- 2" receivers. Coupler Lock fits 9/16 to 2-3/4 inch latch assemblies
List Price: $28.95
Now Only: $22.42

Locking Hitch Pin for 2 or 2-1/2 inch Receivers

Tow Ready (Part #: 63253)

Fits2 inch and 2-1/2 inch receivers
List Price: $31.95
Now Only: $23.77

Suregrip™ L-Handle Hitch Pin Lock - Stainless Steel

Brinks (Part #: 3020-048)

FitsClass I,II,III,IV
List Price: $29.95
Now Only: $23.80

Locking Hitch Pin for 2 inch Receivers

Smith (Part #: 32400)

List Price: $28.95
Now Only: $23.85

Locking Hitch Pin for 2 or 2-1/2 inch Receivers

Tow Ready (Part #: 63252)

Fits2 inch and 2-1/2 inch receivers
List Price: $29.95
Now Only: $23.89

Swivel Head Barbell Locking Hitch Pin For 2 Inch Receivers- Stainless Steel

Master Lock (Part #: 1480DAT)

FitsFits 2 inch receivers
List Price: $33.95
Now Only: $24.79

Locking Hitch Pin for 2 or 2-1/2" Inch Receivers

Master Lock (Part #: 1469DAT)

FitsFits 2 and 2-1/2" receivers
List Price: $32.95
Now Only: $24.79

5/8 Inch Hitch Pin Lock For 2" Receivers

Trimax (Part #: TRA3)

Fits2 inch receivers
List Price: $28.95
Now Only: $25.60

5/8" Diameter Locking Hitch Pin for 2 or 2-1/2 Inch Receivers

Reese (Part #: 70332)

Fits2 or 2-1/2 inch receivers
List Price: $31.95
Now Only: $25.84

5/8 Inch Hitch Pin Lock For 2" & 2-1/2" Receivers

Trimax (Part #: TRA5)

Fits2 inch and 2-1/2 inch receivers
List Price: $29.95
Now Only: $25.91

Trailer Hitch Towing Lock For 2 Inch Receivers

Reese (Part #: 70707)

Fits2 inch receivers
List Price: $33.95
Now Only: $26.35

5/8" Chrome Locking Hitch Pin

Bulldog (Part #: 580401)

FitsClass III/IV
List Price: $34.95
Now Only: $26.59

Master Lock Receiver Lock & Cable

Master Lock (Part #: 1470DAT)

View Product Video CLICK HERE
List Price: $35.95
Now Only: $27.17

Stainless Steel Hitch Pin Lock

Trimax (Part #: SXT-3)

List Price: $32.95
Now Only: $27.61

Universal Coupler Lock with 1/2 Inch Shackle - Keyed Alike (sold each)

Trimax (Part #: UMAX-25-KA)

List Price: $34.95
Now Only: $30.13

Deadbolt Barbell Hitch Pin Lock - Keyed-Alike 2-Pack

Deadbolt (Part #: RH-3-KA2)

Made In:USA
List Price: $35.90
Now Only: $30.53

5/8" Hitch Pin & Coupler Lock Set

Deadbolt (Part #: RHC-32)

FitsHitch pin - class III/IV 2 inch receivers
Trailer couplers with a 1/2 inch span
Made In:USA
List Price: $35.95
Now Only: $31.40

Stainless Steel Barbell Hitch Pin & Coupler Latch Combo

Master Lock (Part #: 1481DAT)

Fits5/8" Hitch Pin- 2" receivers. Coupler Lock fits 9/16 to 2-3/4 inch latch assemblies
List Price: $40.95
Now Only: $31.89

5/8" Hitch Pin & Coupler Lock Set

Deadbolt (Part #: RHC-33)

FitsHitch pin - class III/IV 2 inch receivers
Trailer couplers with a 2 inch span
Made In:USA
List Price: $35.95
Now Only: $31.93

5/8" Hitch Pin & Coupler Lock Set

Deadbolt (Part #: RHC-34)

FitsHitch pin - class III/IV 2 inch receivers
Trailer couplers with a 2-3/8 inch span
Made In:USA
List Price: $35.95
Now Only: $32.15

Deadbolt Hitch Pin Lock for 2 or 2-1/2 inch Receivers - Keyed-Alike 2-Pack

Deadbolt (Part #: RH-5XL-KA2)

Made In:USA
List Price: $43.90
Now Only: $34.99

5/8" Hitch Pin & Coupler Lock Set

Trimax (Part #: TM-31)

FitsHitch pin - Class III/IV 2 inch receivers
Trailer couplers with a 7/8 inch span
List Price: $40.95
Now Only: $36.72

Receiver And Coupler Lock Set - Keyed Alike

Trimax (Part #: TM-5123)

List Price: $46.95
Now Only: $40.12

5/8" Stainless Steel Locking Hitch Pin

Bulldog (Part #: 580402)

FitsClass III/IV
List Price: $55.95
Now Only: $43.54

Hitch and Height Adjustment Pins for Trimax Razor Ball Mounts

Trimax (Part #: TRZ52)

Fits2 inch receivers
List Price: $55.95
Now Only: $43.89

Deadbolt Barbell Hitch Pin Lock - Keyed-Alike 3-Pack

Deadbolt (Part #: RH-3-KA3)

Made In:USA
List Price: $53.85
Now Only: $45.81

E-Series Dual Lock Pack - Keyed Alike

Fastway (Part #: 86-00-3660)

FitsFastway E-Series Aluminum Ball Mounts
View Product Video CLICK HERE
List Price: $52.95
Now Only: $45.99

Fastway SSBM Lock Pack for 2 Inch Receivers

Fastway (Part #: 86-00-4200)

Fits2 inch receivers
List Price: $52.95
Now Only: $45.99

Universal Trailer Coupler Lock - Keyed Alike (sold each)

Trimax (Part #: UMAX-50-KA)

List Price: $55.95
Now Only: $46.46

OneMount Keyed-Alike Pins

OneMount (Part #: AE-20005)

List Price: $55.95
Now Only: $46.99

5/8" Stainless Steel Locking Hitch Pin

Draw-Tite (Part #: 580412)

FitsClass III/IV/V
List Price: $62.95
Now Only: $48.83

Bulldog Chrome Hitch Pin & Coupler Lock Combo

Bulldog (Part #: 580404)

Fits2 Inch receivers
List Price: $64.95
Now Only: $50.52

Fastway SSBM Lock Pack for 2-1/2 Inch Receivers

Fastway (Part #: 86-00-4225)

Fits2-1/2 inch receivers
List Price: $53.95
Now Only: $50.99

E series HD Dual Lock Pack

Fastway (Part #: 86-00-3685)

Fits2" & 2-1/2" receivers
Made In:USA
List Price: $53.95
Now Only: $50.99

J-Pin Anti-Rattle Lockset for 2 inch Receivers

Draw-Tite (Part #: 63201)

View Product Video CLICK HERE
List Price: $65.95
Now Only: $52.41

Deadbolt Hitch Pin Lock for 2 or 2-1/2 inch Receivers - Keyed-Alike 3-Pack

Deadbolt (Part #: RH-5XL-KA3)

Made In:USA
List Price: $65.85
Now Only: $52.48

Keyed Alike Lock Set

Master Lock (Part #: 3794DAT)

List Price: $80.95
Now Only: $61.44

Deluxe Universal Trailer Coupler Lock - Keyed Alike (sold each)

Trimax (Part #: UMAX-100-KA)

List Price: $84.95
Now Only: $70.05

Coupler Locks & Receiver Lock Combo

Trimax (Part #: TCP50)

FitsClass I/II 1-1/4 inch receivers and Class III/IV 2 inch receivers
List Price: $91.95
Now Only: $76.17

Coupler Locks & Receiver Lock Combo - Premium Package

Trimax (Part #: TCP100)

FitsClass I/II 1-1/4 inch receivers and Class III/IV 2 inch receivers
List Price: $118.95
Now Only: $98.73