HG Home Gym DB
American Barbell
American Barbell

American Barbell Mammoth Power Bar

4.7 / 5 editorial rating

A stiff 29mm stainless power bar with aggressive knurl and center knurl, engineered for heavy raw powerlifting.

$395 MSRP · ref. Jun 2, 2026
Check price at American Barbell →

MSRP is a reference figure — live price is on the retailer's site.

Overview

The Mammoth Power Bar is American Barbell's heavy-duty offering for lifters who load the big three hard and want a bar that never flinches. The 29mm shaft is deliberately rigid, delivering essentially no whip so a maximal squat sits still and a max deadlift breaks the floor cleanly without bounce. Knurling is aggressive and precisely cut, gripping the hands and back firmly, and a pronounced center knurl keeps the bar anchored across the shoulders during low-bar squats. That center knurl makes it a poor choice for Olympic lifting, which is by design. What sets the Mammoth apart in this class is the stainless steel shaft, which delivers a bare-steel grip feel that resists rust and corrosion without any coating to dull the knurl, giving you the bite of raw steel with far less maintenance. Bronze bushing sleeves are the durable, low-maintenance choice appropriate for a power bar. A high tensile rating and substantial load capacity handle competition loads with margin. The price sits in the premium tier, reflecting the stainless shaft and American Barbell's manufacturing quality. For a serious raw powerlifter who wants top-tier grip, rigidity, and corrosion resistance in one bar, the Mammoth is a standout, if specialized, choice.

Pros

  • +Stainless shaft gives raw-steel bite with low maintenance
  • +Very stiff 29mm shaft ideal for maximal strength
  • +Aggressive, precisely cut knurl with secure center knurl
  • +High tensile strength and load capacity

Cons

  • Premium price for a single-purpose bar
  • Center knurl unsuitable for Olympic lifts
  • Aggressive knurl punishes high-rep training

Full specifications

Barbells specs

Bar weight 45 lb
Use case Powerlifting
Shaft diameter 29 mm
Knurling Aggressive
Center knurl Yes
Finish Stainless
Tensile strength 220,000 PSI
Sleeve rotation Bushing
Whip Stiff
Load capacity 1,500 lb

Dimensions & weight

Dimensions (L×W×H) 86.75" × 2" × 2"
Floor footprint 1.2 sq ft
Product weight 45 lb

Head-to-head comparisons

Compare with similar

All barbells →