Description

These booster assemblies install in your 1-7/16 20 threaded suppressor to allow the use of BPISTIN pattern booster pistons, which includes:

-All ECCO Machine booster pistons

-All SilencerCo booster pistons

-All Kaw Valley Precision booster pistons

-Rugged Obsidian 9 & 45 booster pistons

-Dead Air Odessa booster pistons

-OSS Rad 9 & 45 booster pistons

-Current YHM booster assembly  pistons

-Griffin Cam Lok or EZ Lok pistons for SilencerCo/Rugged pattern

They are also female threaded for Alpha pattern accessories, including Griffin Cam Lok 1.125-28 Direct Thread adapter, Griffin Plan A Alpha, SilencerCo AC2447 & AC2448 3 lug adapters, SilencerCo ASR Alpha, SilencerCo (Alpha) Harvester 300 Direct thread adapters, Q Plan B Alpha and others.

The housings are made from 17-4 H900 stainless steel, the retainer caps are 6Al-4V Gr. 5 titanium. Piston weights vary, but total weight with piston & spring installed will be ~3.3-3.8 ounces (D-Cell assembly is 4.5-4.8, depending on piston).

These assemblies include booster housing, retainer with O-ring, and spring. They DO NOT include a piston, but you can add a piston in the drop down here: https://www.eccomachine.net/product/booster-pistons/

D-Cell  booster specs:

Overall length w/cap: 1.825″

Flange length: .2″

Flange diameter: 1.5″

Body diameter: 1.08″

Thread tenon length: .43″

Distance from flange shoulder to front of booster: 1.5″

Weight W/O Piston: 3.5 ounces

Piston shank protrusion behind cap (all boosters): 1/4″ with standard 2″ long piston.

Though we sometimes have SOCOM black assemblies on hand, expect color options to add 5-10 business days to ship time.

These assemblies include booster housing, retainer with O-ring, and spring. They DO NOT include a piston, but you can add a piston in the drop down here: https://www.eccomachine.net/product/booster-pistons/