Boyds Hardwood Gunstocks At-One Thumbhole Mossberg 100 ATR Stock Short Action Factory Barrel Channel Nutmeg. This Gunstock from Boyds Hardwood Gunstocks is ideal for use with Mossberg ATR rifles that have a channeled barrel. The Boyds Hardwood Gunstocks Mossberg 100 ATR Thumbhole Stock is made with a ergonomically designed precision thumbhole forend that enhances the shooters' position reduces the effects of barrel whip and allows the shooter to easily access the ejection port. For a great way to improve your shooting choose the Boyds Hardwood Gunstocks At-One Thumbhole Mossberg 100 Action Short Action Rifle Stock Specifications for Boyds Hardwood Gunstocks At-One Thumbhole Mossberg 100 ATR Short Action Factory Barrel Channel Rifle Stock: Manufacturer: Boyds Hardwood Gunstocks Gun Make: Mossberg Gun Model: Mossberg 100 Action Length: Short Action Package Contents: Boyds Hardwood Gunstocks At-One Thumbhole Mossberg 100 ATR Short Action Factory Barrel Channel Rifle Stock What firearm models does the manufacturer say Boyds Hardwood Gunstocks At-One Thumbhole Mossberg 100 ATR Short Action Factory Barrel Channel Rifle Stock is compatible with? The manufacturer suggests that Boyds Hardwood Gunstocks At-One Thumbhole Mossberg 100 ATR Short Action Factory Barrel Channel Rifle Stock is compatible with Mossberg 100Boyds Hardwood Gunstocks 380650885111: At-One Thumbhole Mossberg 100 ATR Stock Short Action Factory Barrel Channel Nutmeg