For the best buying experience, we recommend inspecting equipment in person. Onsite Preview Days starts May 17 at the following site: Denver, Salt Lake City, & Williston.
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Cranes
Crawler Cranes
Telescopic Crawler Crane
Lot 4022009 Mantis 3612 Telescopic Crawler Crane
Longmont, CO
Usage: 1,552 hrs
Drum Camera • Anti Two-Block • 29 ft Minimum 71 ft Maximum Boom Length • 16 ft to 25 ft Extendable Swingaway Offset Jib • 212 lb 7 ton Capacity Overhaul Ball • 5 ton Counterweight • 30 in Triple Grouser Track Shoes • 30 in. Auger
Live auction
(Day 1 of 2)
About this event
This is an online auction with equipment located at multiple Ritchie Bros sites and possible offsite locations giving you a wider selection. Please review the "Items located" section below for all locations.
- View inventory details, photos & videos online
- Inspect equipment in-person – sites are open for inspection before auction day
- Convenient bidding options – bid online in real time, or via PriorityBid or via our Mobile App
- It's always FREE to register and bid
*Successful buyers will be required to pay a buyer transaction fee. Learn more
Our new Digital Checkout is now available
One account login lets you access, complete, and review all your purchase transactions all in one place!
Featuring
Ways to participate
Online
You can place bids for the live and timed auction from any device
Auction format
Items located in
Denver
Longmont
Salt Lake City
Lake Point
Williston
Genoa, NE
Genoa
Longmont, CO
Longmont
Placitas, NM
Placitas
Inspection information
Denver
- Address: 4444 Ritchie Dr., Longmont, CO 80504
- Inspections: Mon.-Fri. | 8:00 AM to 4:00 PM
- Address: 1428 East Hardy Rd., Lake Pointe, UT 84074
- Inspections: Mon.-Fri. | 8:00 AM to 4:00 PM
- Address: 5589 141st Ave NW, Williston, ND 58801
- Inspections: Mon.-Fri. | 8:00 AM to 4:00 PM
- Address: 34495 Nebraska 22, Genoa, NE 68640
- Inspection: May 16 to May 50 | 9:00 AM to 3:00 PM
Additional info
Payment due
Items must be paid in full by Thursday, May 29, 2025. Items cannot be collected until paid for in full.
Removal day
Items must be removed by Thursday, June 5, 2025. Pickup instructions will be provided once items are paid
Transaction fees
Successful buyers will be required to pay a buyer transaction fee
About transaction fees
