Drop chances

ItemStage 10Stage 50Stage 100Avg count
HiPower 9mm Ammo–9.2%2.9%2.09
Iron Arrow (Ammo)–9.1%1.7%1.38
Steel Knuckles Parts4.8%8.8%10.0%0.22
Steel Spear Parts4.7%8.7%10%0.22
Machete Parts4.7%8.7%9.7%0.22
Steel Sledgehammer Parts4.7%8.7%9.4%0.22
Steel Club Parts4.7%8.6%9.7%0.21
HiPower 7.62mm Ammo–8.6%2.7%1.5
Baton Parts4.8%8.5%9.9%0.21
Shotgun AP Slug (Ammo)–8.5%7.4%0.65
Handgun Parts4.6%8.4%9.0%0.17
Machine Gun Parts4.8%8.3%9.0%0.16
Bow / Crossbow Parts4.7%8.2%9.7%0.16
Robotics Parts4.8%8.2%9.2%0.16
Rocket Launcher Parts4.8%8.2%9.1%0.16
Rifle Parts4.6%8.0%9.2%0.16
Shotgun Parts4.7%7.9%9.2%0.16
Gunpowder6.1%6.2%6.3%2.34
Steel Arrowhead–6.1%5.8%0.92
Bullet Tip5.9%6.1%6.0%2.29
Buckshot6.1%6.0%6.1%2.27
Bullet Casing6.1%6.0%6.0%2.25
Iron Spear–5.2%1.3%0.05
Hunting Knife–5.1%1.4%0.05
Iron Knuckles–5.1%1.3%0.05
Baseball Bat–5.1%1.3%0.05
Iron Sledgehammer–5.0%1.3%0.05
Iron Crossbow Bolt (Ammo)–4.9%1.5%0.74
Furious Fists4.5%4.8%4.6%0.05
HiPower .44 Magnum Ammo–4.7%2.7%0.72
Explosive Magazine4.6%4.7%4.6%0.05
Shotgun Weekly4.5%4.6%4.6%0.05
Bow Hunters4.5%4.5%4.5%0.05
Tactical Warfare4.5%4.5%4.5%0.05
Big Hitters4.4%4.5%4.5%0.05
Sharp Sticks4.5%4.5%4.6%0.04
Tech Planet4.6%4.5%4.6%0.04
Knife Guy4.6%4.4%4.5%0.04
Rifle World4.5%4.4%4.4%0.04
Handgun Magazine4.5%4.4%4.4%0.04
Hunting Rifle–3.7%0.84%0.04
Pistol–3.6%1.0%0.04
Double Barrel Shotgun–3.6%0.90%0.04
Robotic Sledge–3.5%0.94%0.03
KV-47 Machine Gun–3.5%0.88%0.03
modMeleeGraveDigger2.8%2.8%2.8%0.03
modMeleeSerratedBlade2.8%2.8%2.7%0.03
modMeleeWoodSplitter2.7%2.7%2.7%0.03
modMeleeWeightedHead2.8%2.7%2.8%0.03
modMeleeStructuralBrace2.6%2.7%2.6%0.03
modMeleeClubBarbedWire2.6%2.7%2.6%0.03
modMeleeFortifyingGrip2.5%2.6%2.6%0.03
modMeleeClubBurningShaft2.7%2.5%2.5%0.03
modMeleeBunkerBuster2.6%2.5%2.5%0.02
modGunMeleeRadRemover2.3%2.3%2.4%0.02
modGunScopeLarge1.9%2.2%1.9%0.02
modGunBowPolymerString1.9%2.0%1.9%0.02
modMeleeIronBreaker1.9%2.0%1.9%0.02
modMeleeClubMetalChain1.9%2.0%2.0%0.02
modMeleeErgonomicGrip2.0%2.0%1.9%0.02
modMeleeTemperedBlade1.9%1.9%2.0%0.02
modMeleeDiamondTip1.9%1.9%2.0%0.02
Molotov Cocktail (Ammo)4.0%1.9%0.47%0.04
modGunTriggerGroupAutomatic1.9%1.9%1.9%0.02
Wooden Bow–1.9%0.42%0.02
modMeleeClubMetalSpikes2.0%1.8%1.9%0.02
The Great Heist Vol 71.6%1.8%1.7%0.02
The Great Heist Vol 31.7%1.7%1.7%0.02
Iron Crossbow–1.7%0.42%0.02
Lucky Looter Vol 21.6%1.7%1.6%0.02
Night Stalker Vol 61.7%1.7%1.6%0.02
Pipe Bomb (Ammo)4.3%1.7%0.50%0.04
Night Stalker Vol 51.7%1.7%1.8%0.02
Night Stalker Vol 21.6%1.7%1.7%0.02
Night Stalker Vol 41.7%1.7%1.6%0.02
Lucky Looter Vol 41.7%1.7%1.8%0.02
The Great Heist Vol 41.7%1.7%1.6%0.02
Night Stalker Vol 31.7%1.7%1.6%0.02
Night Stalker Vol 11.6%1.7%1.7%0.02
Lucky Looter Vol 61.8%1.7%1.6%0.02
Lucky Looter Vol 31.7%1.7%1.6%0.02
The Great Heist Vol 51.6%1.7%1.6%0.02
Lucky Looter Vol 71.8%1.7%1.7%0.02
Night Stalker Vol 71.6%1.7%1.7%0.02
The Great Heist Vol 61.7%1.6%1.6%0.02
Lucky Looter Vol 51.6%1.6%1.7%0.02
The Great Heist Vol 21.6%1.6%1.6%0.02
Lucky Looter Vol 11.6%1.6%1.6%0.02
The Great Heist Vol 11.8%1.6%1.7%0.02
modGunDrumMagazineExtender1.0%1.0%0.97%0.01
modShotgunSawedOffBarrel0.96%0.99%0.97%0.01
modGunMagazineExtender1.0%0.98%1.0%0.01
modGunFlashlight1.0%0.95%0.98%0.01
modGunMeleeTheHunter1.0%0.95%0.96%0.01
modGunScopeSmall0.95%0.94%0.94%0.01
modGunBipod0.99%0.91%1.0%0.01
modGunDuckbill0.88%0.91%0.88%0.01
modGunTriggerGroupSemi0.82%0.91%0.93%0.01
modGunChoke1.0%0.91%0.96%0.01
modGunForegrip0.94%0.90%0.96%0.01
modGunMuzzleBrake0.92%0.90%0.94%0.01
modGunShotgunTubeExtenderMagazine0.75%0.78%0.69%0.01
modGunLaserSight0.69%0.77%0.77%0.01
modGunBowArrowRest0.66%0.75%0.66%0.01
modGunScopeMedium0.73%0.75%0.69%0.01
modGunTriggerGroupBurst30.76%0.75%0.68%0.01
modGunRetractingStock0.80%0.75%0.70%0.01
modGunCrippleEm0.66%0.73%0.72%0.01
modGunReflexSight0.63%0.71%0.70%0.01
modGunSoundSuppressorSilencer0.70%0.66%0.59%0.01
modGunBarrelExtender0.74%0.65%0.68%0.01
Pipe Shotgun8.4%––0
Iron Arrowhead5.8%––0
Knuckle Wraps17%––0
7.62mm Ammo15%––0
Pipe Baton17%––0
Shotgun Shell (Ammo)15%––0
Pipe Pistol8.3%––0
Primitive Bow8.2%––0
Bone Knife17%––0
Pipe Machine Gun8.1%––0
9mm Ammo15%––0
Pipe Rifle8.4%––0
Compound Bow––0.73%0
Flaming Arrow (Ammo)––3.0%0
Compound Crossbow––0.88%0
Steel Sledgehammer––2.0%0
Machete––2.0%0
Steel Crossbow Bolt (Ammo)––3.0%0
AP 9mm Ammo––4.8%0
Flaming Crossbow Bolt (Ammo)––2.9%0
Steel Spear––1.8%0
AP .44 Magnum Ammo––4.7%0
AP 7.62mm Ammo––4.8%0
Steel Knuckles––1.9%0
Steel Arrow (Ammo)––2.9%0
.44 Magnum––1.6%0
Tactical Assault Rifle––1.6%0
Robotic Turret––1.6%0
Stun Baton––1.9%0
Steel Club––1.9%0
Rocket HE (Ammo)––0.16%0
Stick of Dynamite (Ammo)––0.68%0
Pump Shotgun––1.5%0
Lever Action Rifle––1.7%0
Rocket Frag (Ammo)––0.14%0
Grenade (Ammo)––0.69%0

Average count per open at loot stage 50. From 40,000 simulated opens per stage; perks that raise loot are not counted.