CHANGE NOTE 2/25/21 - Widened spacer tubing clearance in base foregrip

CHANGE NOTE 08/07/19 - Updated MuzzleM and TrenchM with newer retention/assembly methods.

CHANGE NOTE 08/02/19 - Mesh error in MegaUpper3.

CHANGE NOTE 11/07/18 - Replaced MegaUpper with "Thicc" version.

CHANGE NOTE 10/24/18 - Corrected Ram Base thickness issue that would make it difficult for the plunger to reach and engage the Sear during the priming stroke in certain situations.

CHANGE NOTE 10/13/18 - Added OUTDATED PARTS zip file

CHANGE NOTE 10/07/18 - Added flat to MegaUpper for a hex nut to secure the upper rear threaded rod.

CHANGE NOTE 09/05/18 - Added extra quarter inch of material to the underside of ramrod base so that ramrod tip doesn't leave the rear of the magwell.

CHANGE NOTE 09/05/18 - STL error in MegaLower

CHANGE NOTE 09/03/18 - Sloppy TD Pin Hole Fix

CHANGE NOTE 08/27/18 - Corrected Magazine placement within magwell halves.

CHANGE NOTE 08/26/18 - Added Takedown Magwell parts

CHANGE NOTE 08/21/18 - Added "Railgasm" segments and foregrip.

CHANGE NOTE 08/10/18 - Added "Trench" Plate to prevent the front hex nuts from backing off over time.

CHANGE NOTE 08/10/18 - Fixed mesh errors in DartJamM4

CHANGE NOTE 08/10/18 - New Magwell/Dartjam assembly, different barrel material, 3/4" OD aluminum ramrod with printed base, removed barrel shroud, and updated STEP file.

CHANGE NOTE 08/06/18 - Corrected Mag release to make removal of AirMax mags easier. Also added 4-40 screw holes to the Muzzle.

CHANGE NOTE 07/30/18 - Updated STEP file

CHANGE NOTE 06/19/18 - Widened out inside of Magwell, widened out spacer slot in Dartjam and narrowed underside that has to fit between feed lips, changed MagRelease to engage upper notch in magazines, slight adjustment to Foregrip model.

CHANGE NOTE 06/14/18 - Fixed screw length issue that got carried over from Rival Caliburn foregrip. Updated Ramrod to remove hex nut slots.

CHANGE NOTE 06/11/18 - Fudged the spacer slot profile for the DartJam.

McMaster Part Numbers for unique hardware components.
Barrel: 1968T86
Ramrod: 4568T15

Hardware kits
https://outofdarts.com/collections/captain-slug
https://silverfoxindustries.shop/collections/hardware