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Maximum Security Universal Trailer Coupler Lock for 1-7/8", 2" and 2-5/16" Couplers  Customer Gallery  Add to Wish List	Maximum Security Universal Trailer Coupler Lock for 1-7/8", 2" and 2-5/16" Couplers Item Id: ST-DT25013   Review It! Description Maximum Security Universal Trailer Coupler Lock for 1-7/8", 2" and 2-5/16" Couplers This versatile coupler lock accommodates three different sizes of couplers: 1-7/8", 2" and 2-5/16". Some of its innovative features include a horizontally-bent, chrome-plated shackle protected by a corrosion-resistant, nickel-plated housing. For heightened security, this coupler lock provides an anti-drill pin and a bolt-blocked locking system. Patent-pending multi-step uni-ball fits all 1-7/8", 2" and 2-5/16" couplers Constructed with a super-hardened, chrome-plated 5/8" shackle Patent-pending horizontal bend in shackle provides secure, forward-facing snug fit on all coupler types Provides larger and stronger corrosion-resistant, die-cast housing for shackle Security features include: Pick-resistant lock cylinder Reversible shackle raises and lowers to lock in several positions Patent-pending dual-action, bolt-blocked locking system One bolt on each side of housing securely locks shackle into position by grooving against shackle teeth 4 keys included The Diversi-Tech coupler lock works on many different styles of trailer couplers as shown below.   Retail Price: $44.99 Your Savings: $5.14 Price: $39.85 Quantity Discount Pricing:   Quantity Price 5 - 9   $37.86   10 - 24   $35.87   25 - 49   $33.87   50+   $31.88   Availability:  50+ In Stock Quantity