Bison
Bison 20" Feed Hammer Mill
The Bison 20" Feed Hammer Mill grinds corn, grains, and similar materials into livestock feed. It comes in a 3-point hitch (MMIB-20) or trailed (MMRB-20) configuration and is PTO-driven for on-farm processing.
Key Features / Specifications
- Manufacturer: Bison
- Models: MMIB-20 (3-point hitch), MMRB-20 (trailed)
- Feed chute: 20" diameter
- Hammers: 90 carbon-steel hammers
- Screens included: 1/4" and 1/2" for adjustable grind size
- Power: Requires 30–80 HP depending on material and screen
- PTO speed: 540 RPM
- Discharge: Double bagger system for collecting ground feed
- Weight: 915 lbs
- Height: 90.94"
Ideal for: Farmers or ranchers who want to produce feed on-site using tractor PTO power and control grind size for different livestock.
Shipping Information
Your order is confirmed and sent to our warehouse team.
Equipment is prepared and crated for LTL freight shipment. Handling time is 5–7 business days. Delivery times may vary based on seasonality, product availability, and destination.
Shipped via LTL freight carrier within the contiguous US. Tracking information provided via email once your order ships.
Curbside delivery included. Liftgate service included for residential addresses. Inspect all equipment upon arrival and note any damage on the carrier’s delivery receipt before signing.
Freight shipping calculated per product at checkout. Liftgate service included for residential deliveries. Please inspect all equipment upon delivery and note any damage on the delivery receipt before signing.
Warranty Coverage
All equipment sold by American Grain Supply is backed by the full manufacturer warranty. Coverage varies by brand and product type — typically 1–2 years for structural components and 90 days for wear parts.
Return Policy
We accept returns within 30 days of delivery for unused, unassembled equipment in original packaging. A 15% restocking fee applies. Freight return costs are the buyer's responsibility. Contact us before returning any item.
Need Help?
Our team is available Monday through Friday, 8:00 AM – 5:00 PM EST.
Phone: (404) 667-2554
We can help with product questions, compatibility, shipping quotes, and order status.
The Bison 20" Feed Hammer Mill grinds corn, grains, and similar materials into livestock feed. It comes in a 3-point hitch (MMIB-20) or trailed (MMRB-20) configuration and is PTO-driven for on-farm processing.
Key Features / Specifications
- Manufacturer: Bison
- Models: MMIB-20 (3-point hitch), MMRB-20 (trailed)
- Feed chute: 20" diameter
- Hammers: 90 carbon-steel hammers
- Screens included: 1/4" and 1/2" for adjustable grind size
- Power: Requires 30–80 HP depending on material and screen
- PTO speed: 540 RPM
- Discharge: Double bagger system for collecting ground feed
- Weight: 915 lbs
- Height: 90.94"
Ideal for: Farmers or ranchers who want to produce feed on-site using tractor PTO power and control grind size for different livestock.
Orders typically ship within 5–7 business days. Transit takes 3–8 business days via LTL freight carrier within the contiguous US. Freight cost is calculated per product and shown at checkout. Tracking provided via email. Inspect upon delivery.
Full manufacturer warranty included. Returns accepted within 30 days (15% restocking fee). Contact us before returning.
Phone: (404) 667-2554
Email: sales@americangrainsupply.com
Mon – Fri, 8 AM – 5 PM EST
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Contact Us →Shipping & Delivery
Freight calculated at checkout. Ships nationwide via LTL carrier.
Shipping Details →Returns & Warranty
30-day returns on unused equipment. Full manufacturer warranty on every product.
Return Policy →