Volquartsen Extended Bolt Release fits Ruger Mark IV Black Slightly Longer and Wider... Makes Releasing the Bolt Easier! Fits Ruger MKIV (Not MKIV 22/45) Finding it too hard release the bolt on the MK IV? Our extended bolt release gives you...

Extended Bolt Release for Ruger MK IV (Not 22/45)This part gives a larger, grippier surface for your thumb to engage the Ruger Mark IV bolt release. Releasing the bolt after a magazine change takes less effort and becomes more natural. It's especially...

AR Bolt Release Extension- This AR-15 Extended Bolt Release Lever allows right-handed shooters to release the bolt catch without moving the firing hand from the grip. In the case of High Power Rifle Competition, there is no more reaching...

Extended Bolt Release for Ruger MK II and Mk III (Not 22/45) Convert your Ruger Mk II or Mk III bolt release to a convenient thumb tab that works just the the bolt release on a 1911. Made by Majestic Arms. (Note: Does not fit 22/45 models).  E...

TK Bolt Keeper Extended Bolt Release fits Ruger 10/22®- A drop-in upgrade for your 10/22 Bolt Release, the TK Bolt Keeper mounts a nice big KNOB to the bolt release... Making it easy to find and reliable to operate. Tip the knob in to release and out...